diff --git a/DESCRIPTION b/DESCRIPTION
index 1134cb2e..a722b453 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -80,5 +80,5 @@ LazyLoad: yes
 VignetteBuilder:
     knitr,
     R.rsp
-RoxygenNote: 6.0.1.9000
+RoxygenNote: 6.1.0.9000
 Roxygen: list(markdown = TRUE)
diff --git a/NAMESPACE b/NAMESPACE
index 73b0e951..fd0abcdb 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -12,7 +12,6 @@ export(Lrnr_cv)
 export(Lrnr_dbarts)
 export(Lrnr_define_interactions)
 export(Lrnr_expSmooth)
-export(Lrnr_gam)
 export(Lrnr_glm)
 export(Lrnr_glm_fast)
 export(Lrnr_glmnet)
diff --git a/man/Custom_chain.Rd b/man/Custom_chain.Rd
index 479b608e..8f569e07 100644
--- a/man/Custom_chain.Rd
+++ b/man/Custom_chain.Rd
@@ -50,7 +50,7 @@ Other Learners: \code{\link{Lrnr_HarmonicReg}},
   \code{\link{Lrnr_condensier}}, \code{\link{Lrnr_cv}},
   \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_HarmonicReg.Rd b/man/Lrnr_HarmonicReg.Rd
index 10a5d2ca..9a799700 100644
--- a/man/Lrnr_HarmonicReg.Rd
+++ b/man/Lrnr_HarmonicReg.Rd
@@ -37,7 +37,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_condensier}}, \code{\link{Lrnr_cv}},
   \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_arima.Rd b/man/Lrnr_arima.Rd
index 302346e6..2c89e83b 100644
--- a/man/Lrnr_arima.Rd
+++ b/man/Lrnr_arima.Rd
@@ -39,7 +39,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_bartMachine.Rd b/man/Lrnr_bartMachine.Rd
index 77cc27df..c4481fb6 100644
--- a/man/Lrnr_bartMachine.Rd
+++ b/man/Lrnr_bartMachine.Rd
@@ -72,7 +72,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_condensier}}, \code{\link{Lrnr_cv}},
   \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_base.Rd b/man/Lrnr_base.Rd
index 6bc188ca..73b00d76 100644
--- a/man/Lrnr_base.Rd
+++ b/man/Lrnr_base.Rd
@@ -175,7 +175,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_bilstm.Rd b/man/Lrnr_bilstm.Rd
index b2a95a22..5c8cd07a 100644
--- a/man/Lrnr_bilstm.Rd
+++ b/man/Lrnr_bilstm.Rd
@@ -47,7 +47,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_condensier}}, \code{\link{Lrnr_cv}},
   \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_condensier.Rd b/man/Lrnr_condensier.Rd
index db6d4649..2ee7a878 100644
--- a/man/Lrnr_condensier.Rd
+++ b/man/Lrnr_condensier.Rd
@@ -63,7 +63,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_cv}},
   \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_cv.Rd b/man/Lrnr_cv.Rd
index bdee441e..d229047e 100644
--- a/man/Lrnr_cv.Rd
+++ b/man/Lrnr_cv.Rd
@@ -31,7 +31,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_dbarts.Rd b/man/Lrnr_dbarts.Rd
index 5d48102f..8df47c57 100644
--- a/man/Lrnr_dbarts.Rd
+++ b/man/Lrnr_dbarts.Rd
@@ -95,7 +95,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_define_interactions.Rd b/man/Lrnr_define_interactions.Rd
index 87a6a2ee..fe5f2b8c 100644
--- a/man/Lrnr_define_interactions.Rd
+++ b/man/Lrnr_define_interactions.Rd
@@ -31,7 +31,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bartMachine}}, \code{\link{Lrnr_base}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_expSmooth.Rd b/man/Lrnr_expSmooth.Rd
index 3ba509f7..d499f9eb 100644
--- a/man/Lrnr_expSmooth.Rd
+++ b/man/Lrnr_expSmooth.Rd
@@ -71,10 +71,9 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_gam}}, \code{\link{Lrnr_glm_fast}},
-  \code{\link{Lrnr_glmnet}}, \code{\link{Lrnr_glm}},
-  \code{\link{Lrnr_grf}}, \code{\link{Lrnr_h2o_grid}},
-  \code{\link{Lrnr_hal9001}},
+  \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
+  \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
+  \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
   \code{\link{Lrnr_independent_binomial}},
   \code{\link{Lrnr_lstm}}, \code{\link{Lrnr_mean}},
   \code{\link{Lrnr_nnls}}, \code{\link{Lrnr_optim}},
diff --git a/man/Lrnr_gam.Rd b/man/Lrnr_gam.Rd
deleted file mode 100644
index d35c897f..00000000
--- a/man/Lrnr_gam.Rd
+++ /dev/null
@@ -1,59 +0,0 @@
-% Generated by roxygen2: do not edit by hand
-% Please edit documentation in R/Lrnr_gam.R
-\docType{class}
-\name{Lrnr_gam}
-\alias{Lrnr_gam}
-\title{Generalized Additive Models}
-\format{\code{\link{R6Class}} object.}
-\usage{
-Lrnr_gam
-}
-\value{
-Learner object with methods for training and prediction. See
-\code{\link{Lrnr_base}} for documentation on learners.
-}
-\description{
-This learner uses \code{\link[gam]{gam.fit}} from the \code{gam} package to
-efficiently fit generalized additive models.
-}
-\section{Parameters}{
-
-\describe{
-\item{\code{deg_plynm}}{...}
-\item{\code{lim_cntns}}{...}
-\item{\code{start}}{Starting values for the parameters in the additive
-predictor.}
-\item{\code{etastart}}{Starting values for the additive predictor.}
-\item{\code{mustart}}{Starting values for the vector of means.}
-\item{\code{...}}{Extra parameters passed to \code{\link[gam]{gam.fit}}.}
-}
-}
-
-\seealso{
-Other Learners: \code{\link{Custom_chain}},
-  \code{\link{Lrnr_HarmonicReg}}, \code{\link{Lrnr_arima}},
-  \code{\link{Lrnr_bartMachine}}, \code{\link{Lrnr_base}},
-  \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
-  \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
-  \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}},
-  \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
-  \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
-  \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
-  \code{\link{Lrnr_independent_binomial}},
-  \code{\link{Lrnr_lstm}}, \code{\link{Lrnr_mean}},
-  \code{\link{Lrnr_nnls}}, \code{\link{Lrnr_optim}},
-  \code{\link{Lrnr_pca}},
-  \code{\link{Lrnr_pkg_SuperLearner}},
-  \code{\link{Lrnr_randomForest}},
-  \code{\link{Lrnr_ranger}}, \code{\link{Lrnr_rpart}},
-  \code{\link{Lrnr_rugarch}}, \code{\link{Lrnr_sl}},
-  \code{\link{Lrnr_solnp_density}},
-  \code{\link{Lrnr_solnp}},
-  \code{\link{Lrnr_subset_covariates}},
-  \code{\link{Lrnr_svm}}, \code{\link{Lrnr_tsDyn}},
-  \code{\link{Lrnr_xgboost}}, \code{\link{Pipeline}},
-  \code{\link{Stack}}, \code{\link{define_h2o_X}},
-  \code{\link{undocumented_learner}}
-}
-\keyword{data}
diff --git a/man/Lrnr_glm.Rd b/man/Lrnr_glm.Rd
index 6b202e16..c1368dc8 100644
--- a/man/Lrnr_glm.Rd
+++ b/man/Lrnr_glm.Rd
@@ -43,7 +43,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_grf}}, \code{\link{Lrnr_h2o_grid}},
   \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_glm_fast.Rd b/man/Lrnr_glm_fast.Rd
index dbbb0991..ce27712d 100644
--- a/man/Lrnr_glm_fast.Rd
+++ b/man/Lrnr_glm_fast.Rd
@@ -48,10 +48,9 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
-  \code{\link{Lrnr_glmnet}}, \code{\link{Lrnr_glm}},
-  \code{\link{Lrnr_grf}}, \code{\link{Lrnr_h2o_grid}},
-  \code{\link{Lrnr_hal9001}},
+  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_glmnet}},
+  \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
+  \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
   \code{\link{Lrnr_independent_binomial}},
   \code{\link{Lrnr_lstm}}, \code{\link{Lrnr_mean}},
   \code{\link{Lrnr_nnls}}, \code{\link{Lrnr_optim}},
diff --git a/man/Lrnr_glmnet.Rd b/man/Lrnr_glmnet.Rd
index c5c7c360..6fa9ae3e 100644
--- a/man/Lrnr_glmnet.Rd
+++ b/man/Lrnr_glmnet.Rd
@@ -59,7 +59,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glm}},
   \code{\link{Lrnr_grf}}, \code{\link{Lrnr_h2o_grid}},
   \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_grf.Rd b/man/Lrnr_grf.Rd
index 57d3d8db..caf506bd 100644
--- a/man/Lrnr_grf.Rd
+++ b/man/Lrnr_grf.Rd
@@ -73,7 +73,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_h2o_grid}},
   \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_h2o_glm.Rd b/man/Lrnr_h2o_glm.Rd
index 8efdf70c..c770bee7 100644
--- a/man/Lrnr_h2o_glm.Rd
+++ b/man/Lrnr_h2o_glm.Rd
@@ -68,7 +68,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_h2o_grid.Rd b/man/Lrnr_h2o_grid.Rd
index 6bc05496..196417af 100644
--- a/man/Lrnr_h2o_grid.Rd
+++ b/man/Lrnr_h2o_grid.Rd
@@ -72,7 +72,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_hal9001.Rd b/man/Lrnr_hal9001.Rd
index 533ff64e..160ed53f 100644
--- a/man/Lrnr_hal9001.Rd
+++ b/man/Lrnr_hal9001.Rd
@@ -58,7 +58,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}},
diff --git a/man/Lrnr_independent_binomial.Rd b/man/Lrnr_independent_binomial.Rd
index 2b83984b..963983ad 100644
--- a/man/Lrnr_independent_binomial.Rd
+++ b/man/Lrnr_independent_binomial.Rd
@@ -44,7 +44,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_lstm.Rd b/man/Lrnr_lstm.Rd
index 20685057..8271858f 100644
--- a/man/Lrnr_lstm.Rd
+++ b/man/Lrnr_lstm.Rd
@@ -47,7 +47,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_mean.Rd b/man/Lrnr_mean.Rd
index b22e98f8..31fb4e43 100644
--- a/man/Lrnr_mean.Rd
+++ b/man/Lrnr_mean.Rd
@@ -43,7 +43,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_nnls.Rd b/man/Lrnr_nnls.Rd
index ecf27616..23e279de 100644
--- a/man/Lrnr_nnls.Rd
+++ b/man/Lrnr_nnls.Rd
@@ -44,7 +44,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_optim.Rd b/man/Lrnr_optim.Rd
index 017eb95b..0ed18e46 100644
--- a/man/Lrnr_optim.Rd
+++ b/man/Lrnr_optim.Rd
@@ -55,7 +55,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_pca.Rd b/man/Lrnr_pca.Rd
index bb9811bb..68f6ef25 100644
--- a/man/Lrnr_pca.Rd
+++ b/man/Lrnr_pca.Rd
@@ -57,7 +57,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_randomForest.Rd b/man/Lrnr_randomForest.Rd
index 487c30e5..1f0edfe2 100644
--- a/man/Lrnr_randomForest.Rd
+++ b/man/Lrnr_randomForest.Rd
@@ -40,7 +40,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_ranger.Rd b/man/Lrnr_ranger.Rd
index 849e1927..74da0774 100644
--- a/man/Lrnr_ranger.Rd
+++ b/man/Lrnr_ranger.Rd
@@ -37,7 +37,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_rpart.Rd b/man/Lrnr_rpart.Rd
index 8eae1e99..3629f5da 100644
--- a/man/Lrnr_rpart.Rd
+++ b/man/Lrnr_rpart.Rd
@@ -40,7 +40,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_rugarch.Rd b/man/Lrnr_rugarch.Rd
index 5aae983a..c5a392d3 100644
--- a/man/Lrnr_rugarch.Rd
+++ b/man/Lrnr_rugarch.Rd
@@ -44,7 +44,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_sl.Rd b/man/Lrnr_sl.Rd
index 2caff837..3c85c930 100644
--- a/man/Lrnr_sl.Rd
+++ b/man/Lrnr_sl.Rd
@@ -50,7 +50,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_solnp.Rd b/man/Lrnr_solnp.Rd
index d5839561..6edeed6b 100644
--- a/man/Lrnr_solnp.Rd
+++ b/man/Lrnr_solnp.Rd
@@ -58,7 +58,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_solnp_density.Rd b/man/Lrnr_solnp_density.Rd
index 43a45043..83c45b79 100644
--- a/man/Lrnr_solnp_density.Rd
+++ b/man/Lrnr_solnp_density.Rd
@@ -47,7 +47,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_subset_covariates.Rd b/man/Lrnr_subset_covariates.Rd
index 734d4547..d955d981 100644
--- a/man/Lrnr_subset_covariates.Rd
+++ b/man/Lrnr_subset_covariates.Rd
@@ -43,7 +43,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_svm.Rd b/man/Lrnr_svm.Rd
index 22e44a95..489f1898 100644
--- a/man/Lrnr_svm.Rd
+++ b/man/Lrnr_svm.Rd
@@ -50,7 +50,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_tsDyn.Rd b/man/Lrnr_tsDyn.Rd
index 0196eb1f..86a0254f 100644
--- a/man/Lrnr_tsDyn.Rd
+++ b/man/Lrnr_tsDyn.Rd
@@ -84,7 +84,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Lrnr_xgboost.Rd b/man/Lrnr_xgboost.Rd
index 9a72f52e..dd68df1c 100644
--- a/man/Lrnr_xgboost.Rd
+++ b/man/Lrnr_xgboost.Rd
@@ -48,7 +48,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Pipeline.Rd b/man/Pipeline.Rd
index 1c46dc1b..86356357 100644
--- a/man/Pipeline.Rd
+++ b/man/Pipeline.Rd
@@ -50,7 +50,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/Stack.Rd b/man/Stack.Rd
index d5758e0f..678efa78 100644
--- a/man/Stack.Rd
+++ b/man/Stack.Rd
@@ -43,7 +43,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/SuperLearner_interface.Rd b/man/SuperLearner_interface.Rd
index 70660aa4..11c8bd61 100644
--- a/man/SuperLearner_interface.Rd
+++ b/man/SuperLearner_interface.Rd
@@ -60,7 +60,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},
diff --git a/man/undocumented_learner.Rd b/man/undocumented_learner.Rd
index 42198fde..e587b703 100644
--- a/man/undocumented_learner.Rd
+++ b/man/undocumented_learner.Rd
@@ -26,7 +26,7 @@ Other Learners: \code{\link{Custom_chain}},
   \code{\link{Lrnr_bilstm}}, \code{\link{Lrnr_condensier}},
   \code{\link{Lrnr_cv}}, \code{\link{Lrnr_dbarts}},
   \code{\link{Lrnr_define_interactions}},
-  \code{\link{Lrnr_expSmooth}}, \code{\link{Lrnr_gam}},
+  \code{\link{Lrnr_expSmooth}},
   \code{\link{Lrnr_glm_fast}}, \code{\link{Lrnr_glmnet}},
   \code{\link{Lrnr_glm}}, \code{\link{Lrnr_grf}},
   \code{\link{Lrnr_h2o_grid}}, \code{\link{Lrnr_hal9001}},