diff --git a/DESCRIPTION b/DESCRIPTION
index d6e40a6..a1d9ad4 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -60,12 +60,14 @@ Imports:
     assertthat,
     openxlsx2,
     readODS,
-    forcats
+    forcats,
+    rlang
 Collate: 
     'REDCapCAST-package.R'
     'utils.r'
     'process_user_input.r'
     'REDCap_split.r'
+    'as_factor.R'
     'doc2dd.R'
     'ds2dd.R'
     'ds2dd_detailed.R'
diff --git a/NAMESPACE b/NAMESPACE
index e96b293..2c98376 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -1,10 +1,16 @@
 # Generated by roxygen2: do not edit by hand
 
+S3method(as_factor,character)
+S3method(as_factor,haven_labelled)
+S3method(as_factor,labelled)
+S3method(as_factor,logical)
+S3method(as_factor,numeric)
 S3method(process_user_input,character)
 S3method(process_user_input,data.frame)
 S3method(process_user_input,default)
 S3method(process_user_input,response)
 export(REDCap_split)
+export(as_factor)
 export(case_match_regex_list)
 export(char2choice)
 export(char2cond)
@@ -17,6 +23,7 @@ export(ds2dd)
 export(ds2dd_detailed)
 export(easy_redcap)
 export(export_redcap_instrument)
+export(fct2num)
 export(file_extension)
 export(focused_metadata)
 export(format_subheader)
@@ -28,6 +35,7 @@ export(haven_all_levels)
 export(html_tag_wrap)
 export(is_repeated_longitudinal)
 export(match_fields_to_form)
+export(named_levels)
 export(numchar2fct)
 export(parse_data)
 export(process_user_input)
@@ -51,5 +59,6 @@ importFrom(keyring,key_set)
 importFrom(openxlsx2,read_xlsx)
 importFrom(purrr,reduce)
 importFrom(readr,parse_time)
+importFrom(rlang,check_dots_used)
 importFrom(tidyr,pivot_wider)
 importFrom(tidyselect,all_of)
diff --git a/man/REDCapCAST-package.Rd b/man/REDCapCAST-package.Rd
index 8e92434..c30c764 100644
--- a/man/REDCapCAST-package.Rd
+++ b/man/REDCapCAST-package.Rd
@@ -22,5 +22,10 @@ Useful links:
 \author{
 \strong{Maintainer}: Andreas Gammelgaard Damsbo \email{agdamsbo@clin.au.dk} (\href{https://orcid.org/0000-0002-7559-1154}{ORCID})
 
+Authors:
+\itemize{
+  \item Paul Egeler \email{paulegeler@gmail.com} (\href{https://orcid.org/0000-0001-6948-9498}{ORCID})
+}
+
 }
 \keyword{internal}