diff --git a/R/assert_epidist.R b/R/assert_epidist.R
index ef8a7e12c..b0a2502d8 100644
--- a/R/assert_epidist.R
+++ b/R/assert_epidist.R
@@ -4,11 +4,13 @@
 #' @param ... Additional arguments
 #' @return NULL invisibly
 #' @export
+#' @family assert
 assert_epidist <- function(data, ...) {
   UseMethod("assert_epidist")
 }
 
 #' @export
+#' @family assert
 assert_epidist.default <- function(data, ...) {
   cli_abort(
     c(
diff --git a/R/direct_model.R b/R/direct_model.R
index 9e7dcecbf..43862fd67 100644
--- a/R/direct_model.R
+++ b/R/direct_model.R
@@ -29,7 +29,7 @@ as_direct_model.epidist_linelist <- function(data) {
 #'
 #' @param data A data.frame to convert
 #' @returns An object of class `epidist_direct_model`
-#' @keywords internal
+#' @family direct_model
 #' @export
 new_epidist_direct_model <- function(data) {
   class(data) <- c("epidist_direct_model", class(data))
@@ -48,7 +48,7 @@ assert_epidist.epidist_direct_model <- function(data, ...) {
 #' Check if data has the `epidist_direct_model` class
 #'
 #' @param data A `data.frame` containing line list data
-#' @family latent_individual
+#' @family direct_model
 #' @export
 is_direct_model <- function(data) {
   inherits(data, "epidist_direct_model")
diff --git a/R/epidist_linelist.R b/R/epidist_linelist.R
index 5b6d609a7..239e7b9f9 100644
--- a/R/epidist_linelist.R
+++ b/R/epidist_linelist.R
@@ -2,7 +2,7 @@
 #'
 #' @param data The data to convert
 #' @param ... Additional arguments passed to methods
-#' @family preprocess
+#' @family linelist
 #' @export
 as_epidist_linelist <- function(data, ...) {
   UseMethod("as_epidist_linelist")
@@ -18,6 +18,7 @@ as_epidist_linelist <- function(data, ...) {
 #' @param ... Additional columns to add to the epidist_linelist object
 #' @importFrom tibble tibble
 #' @importFrom dplyr bind_cols
+#' @family linelist
 #' @export
 as_epidist_linelist.default <- function(
   data, ptime_upr = NULL, stime_lwr = NULL, stime_upr = NULL,
@@ -53,7 +54,7 @@ as_epidist_linelist.default <- function(
 #' @param obs_date A string giving the column of `data` containing the
 #' observation time as a datetime.
 #' @param ... Additional arguments passed to methods
-#' @family preprocess
+#' @family linelist
 #' @importFrom dplyr bind_cols
 #' @export
 as_epidist_linelist.data.frame <- function(
@@ -101,7 +102,7 @@ as_epidist_linelist.data.frame <- function(
 #'
 #' @param data A data.frame to convert
 #' @returns An object of class `epidist_linelist`
-#' @keywords internal
+#' @family linelist
 #' @export
 new_epidist_linelist <- function(data) {
   class(data) <- c("epidist_linelist", class(data))
@@ -112,13 +113,16 @@ new_epidist_linelist <- function(data) {
 #'
 #' @inheritParams as_epidist_linelist
 #' @param ... Additional arguments
-#' @family preprocess
+#' @family linelist
 #' @export
 is_epidist_linelist <- function(data, ...) {
   inherits(data, "epidist_linelist")
 }
 
-#' @rdname assert_epidist
+#' Assert validity of `epidist_linelist` objects
+#'
+#' @method assert_epidist epidist_linelist
+#' @family linelist
 #' @export
 assert_epidist.epidist_linelist <- function(data, ...) {
   assert_data_frame(data)
diff --git a/R/latent_individual.R b/R/latent_individual.R
index 067f4c44f..3d19e796d 100644
--- a/R/latent_individual.R
+++ b/R/latent_individual.R
@@ -35,7 +35,7 @@ as_latent_individual.epidist_linelist <- function(data) {
 #'
 #' @param data A data.frame to convert
 #' @returns An object of class `epidist_latent_individual`
-#' @keywords internal
+#' @family latent_individual
 #' @export
 new_epidist_latent_individual <- function(data) {
   class(data) <- c("epidist_latent_individual", class(data))
diff --git a/R/utils.R b/R/utils.R
index a2cef2f8c..6f5990ff3 100644
--- a/R/utils.R
+++ b/R/utils.R
@@ -8,7 +8,7 @@
 #' @return A character string containing the Stan code chunk of interest.
 #' @keywords internal
 .stan_chunk <- function(path) {
-  local_path <- system.file(paste0("stan/", path), package = "epidist")
+  local_path <- system.file("stan", path, package = "epidist")
   paste(readLines(local_path), collapse = "\n")
 }
 
diff --git a/R/validate.R b/R/validate.R
deleted file mode 100644
index e69de29bb..000000000
diff --git a/_pkgdown.yml b/_pkgdown.yml
index 06b1422ac..8afc15c2a 100644
--- a/_pkgdown.yml
+++ b/_pkgdown.yml
@@ -37,14 +37,14 @@ reference:
   desc: Functions for observing data
   contents:
   - has_concept("observe")
-- title: Preprocess
-  desc: Functions for preprocessing data
+- title: Linelist data
+  desc: Functions for preparing linelist data
   contents:
-  - has_concept("preprocess")
-- title: Validation
-  desc: Functions used to check validity of package objects
+  - has_concept("linelist")
+- title: Assert validity of objects
+  desc: Functions used to assert the validity of package objects
   contents:
-  - has_concept("validate")
+  - has_concept("assert")
 - title: Family
   desc: Functions related to specifying custom `brms` families
   contents:
diff --git a/man/as_direct_model.Rd b/man/as_direct_model.Rd
index a9f9c2be2..49354315a 100644
--- a/man/as_direct_model.Rd
+++ b/man/as_direct_model.Rd
@@ -14,6 +14,8 @@ Prepare direct model to pass through to \code{brms}
 }
 \seealso{
 Other direct_model: 
-\code{\link{as_direct_model.epidist_linelist}()}
+\code{\link{as_direct_model.epidist_linelist}()},
+\code{\link{is_direct_model}()},
+\code{\link{new_epidist_direct_model}()}
 }
 \concept{direct_model}
diff --git a/man/as_direct_model.epidist_linelist.Rd b/man/as_direct_model.epidist_linelist.Rd
index fd921117a..8102d30ac 100644
--- a/man/as_direct_model.epidist_linelist.Rd
+++ b/man/as_direct_model.epidist_linelist.Rd
@@ -14,6 +14,8 @@ The direct model method for \code{epidist_linelist} objects
 }
 \seealso{
 Other direct_model: 
-\code{\link{as_direct_model}()}
+\code{\link{as_direct_model}()},
+\code{\link{is_direct_model}()},
+\code{\link{new_epidist_direct_model}()}
 }
 \concept{direct_model}
diff --git a/man/as_epidist_linelist.Rd b/man/as_epidist_linelist.Rd
index 8d5e21b65..4bd631131 100644
--- a/man/as_epidist_linelist.Rd
+++ b/man/as_epidist_linelist.Rd
@@ -15,8 +15,11 @@ as_epidist_linelist(data, ...)
 Create an epidist_linelist object
 }
 \seealso{
-Other preprocess: 
+Other linelist: 
 \code{\link{as_epidist_linelist.data.frame}()},
-\code{\link{is_epidist_linelist}()}
+\code{\link{as_epidist_linelist.default}()},
+\code{\link{assert_epidist.epidist_linelist}()},
+\code{\link{is_epidist_linelist}()},
+\code{\link{new_epidist_linelist}()}
 }
-\concept{preprocess}
+\concept{linelist}
diff --git a/man/as_epidist_linelist.data.frame.Rd b/man/as_epidist_linelist.data.frame.Rd
index a1d330a2f..107a17db7 100644
--- a/man/as_epidist_linelist.data.frame.Rd
+++ b/man/as_epidist_linelist.data.frame.Rd
@@ -30,8 +30,11 @@ observation time as a datetime.}
 Create an epidist_linelist object from a data frame with event dates
 }
 \seealso{
-Other preprocess: 
+Other linelist: 
 \code{\link{as_epidist_linelist}()},
-\code{\link{is_epidist_linelist}()}
+\code{\link{as_epidist_linelist.default}()},
+\code{\link{assert_epidist.epidist_linelist}()},
+\code{\link{is_epidist_linelist}()},
+\code{\link{new_epidist_linelist}()}
 }
-\concept{preprocess}
+\concept{linelist}
diff --git a/man/as_epidist_linelist.default.Rd b/man/as_epidist_linelist.default.Rd
index 746ef1d41..c8bb7f117 100644
--- a/man/as_epidist_linelist.default.Rd
+++ b/man/as_epidist_linelist.default.Rd
@@ -28,3 +28,12 @@ secondary times}
 \description{
 Create an epidist_linelist object from vectors of event times
 }
+\seealso{
+Other linelist: 
+\code{\link{as_epidist_linelist}()},
+\code{\link{as_epidist_linelist.data.frame}()},
+\code{\link{assert_epidist.epidist_linelist}()},
+\code{\link{is_epidist_linelist}()},
+\code{\link{new_epidist_linelist}()}
+}
+\concept{linelist}
diff --git a/man/as_latent_individual.Rd b/man/as_latent_individual.Rd
index 6222f7dab..1afea62d7 100644
--- a/man/as_latent_individual.Rd
+++ b/man/as_latent_individual.Rd
@@ -16,7 +16,7 @@ Convert an object to an \code{epidist_latent_individual} object
 Other latent_individual: 
 \code{\link{epidist_family_model.epidist_latent_individual}()},
 \code{\link{epidist_formula_model.epidist_latent_individual}()},
-\code{\link{is_direct_model}()},
-\code{\link{is_latent_individual}()}
+\code{\link{is_latent_individual}()},
+\code{\link{new_epidist_latent_individual}()}
 }
 \concept{latent_individual}
diff --git a/man/assert_epidist.Rd b/man/assert_epidist.Rd
index 5205c487f..64a11b4e5 100644
--- a/man/assert_epidist.Rd
+++ b/man/assert_epidist.Rd
@@ -1,13 +1,10 @@
 % Generated by roxygen2: do not edit by hand
-% Please edit documentation in R/assert_epidist.R, R/epidist_linelist.R
+% Please edit documentation in R/assert_epidist.R
 \name{assert_epidist}
 \alias{assert_epidist}
-\alias{assert_epidist.epidist_linelist}
 \title{Validation for epidist objects}
 \usage{
 assert_epidist(data, ...)
-
-\method{assert_epidist}{epidist_linelist}(data, ...)
 }
 \arguments{
 \item{data}{Object to validate}
@@ -20,3 +17,4 @@ NULL invisibly
 \description{
 Validation for epidist objects
 }
+\concept{assert}
diff --git a/man/assert_epidist.epidist_linelist.Rd b/man/assert_epidist.epidist_linelist.Rd
new file mode 100644
index 000000000..5d6f715fd
--- /dev/null
+++ b/man/assert_epidist.epidist_linelist.Rd
@@ -0,0 +1,20 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/epidist_linelist.R
+\name{assert_epidist.epidist_linelist}
+\alias{assert_epidist.epidist_linelist}
+\title{Assert validity of \code{epidist_linelist} objects}
+\usage{
+\method{assert_epidist}{epidist_linelist}(data, ...)
+}
+\description{
+Assert validity of \code{epidist_linelist} objects
+}
+\seealso{
+Other linelist: 
+\code{\link{as_epidist_linelist}()},
+\code{\link{as_epidist_linelist.data.frame}()},
+\code{\link{as_epidist_linelist.default}()},
+\code{\link{is_epidist_linelist}()},
+\code{\link{new_epidist_linelist}()}
+}
+\concept{linelist}
diff --git a/man/epidist_family_model.epidist_latent_individual.Rd b/man/epidist_family_model.epidist_latent_individual.Rd
index b73050a74..ee74e5d6c 100644
--- a/man/epidist_family_model.epidist_latent_individual.Rd
+++ b/man/epidist_family_model.epidist_latent_individual.Rd
@@ -21,7 +21,7 @@ Create the model-specific component of an \code{epidist} custom family
 Other latent_individual: 
 \code{\link{as_latent_individual}()},
 \code{\link{epidist_formula_model.epidist_latent_individual}()},
-\code{\link{is_direct_model}()},
-\code{\link{is_latent_individual}()}
+\code{\link{is_latent_individual}()},
+\code{\link{new_epidist_latent_individual}()}
 }
 \concept{latent_individual}
diff --git a/man/epidist_formula_model.epidist_latent_individual.Rd b/man/epidist_formula_model.epidist_latent_individual.Rd
index 4830098ee..16fb425ed 100644
--- a/man/epidist_formula_model.epidist_latent_individual.Rd
+++ b/man/epidist_formula_model.epidist_latent_individual.Rd
@@ -20,7 +20,7 @@ Define the model-specific component of an \code{epidist} custom formula
 Other latent_individual: 
 \code{\link{as_latent_individual}()},
 \code{\link{epidist_family_model.epidist_latent_individual}()},
-\code{\link{is_direct_model}()},
-\code{\link{is_latent_individual}()}
+\code{\link{is_latent_individual}()},
+\code{\link{new_epidist_latent_individual}()}
 }
 \concept{latent_individual}
diff --git a/man/is_direct_model.Rd b/man/is_direct_model.Rd
index fbeea635c..4cca290d7 100644
--- a/man/is_direct_model.Rd
+++ b/man/is_direct_model.Rd
@@ -13,10 +13,9 @@ is_direct_model(data)
 Check if data has the \code{epidist_direct_model} class
 }
 \seealso{
-Other latent_individual: 
-\code{\link{as_latent_individual}()},
-\code{\link{epidist_family_model.epidist_latent_individual}()},
-\code{\link{epidist_formula_model.epidist_latent_individual}()},
-\code{\link{is_latent_individual}()}
+Other direct_model: 
+\code{\link{as_direct_model}()},
+\code{\link{as_direct_model.epidist_linelist}()},
+\code{\link{new_epidist_direct_model}()}
 }
-\concept{latent_individual}
+\concept{direct_model}
diff --git a/man/is_epidist_linelist.Rd b/man/is_epidist_linelist.Rd
index 88b8521a7..8f258a22f 100644
--- a/man/is_epidist_linelist.Rd
+++ b/man/is_epidist_linelist.Rd
@@ -15,8 +15,11 @@ is_epidist_linelist(data, ...)
 Check if data has the \code{epidist_linelist} class
 }
 \seealso{
-Other preprocess: 
+Other linelist: 
 \code{\link{as_epidist_linelist}()},
-\code{\link{as_epidist_linelist.data.frame}()}
+\code{\link{as_epidist_linelist.data.frame}()},
+\code{\link{as_epidist_linelist.default}()},
+\code{\link{assert_epidist.epidist_linelist}()},
+\code{\link{new_epidist_linelist}()}
 }
-\concept{preprocess}
+\concept{linelist}
diff --git a/man/is_latent_individual.Rd b/man/is_latent_individual.Rd
index 94fb1428b..c913cf97e 100644
--- a/man/is_latent_individual.Rd
+++ b/man/is_latent_individual.Rd
@@ -17,6 +17,6 @@ Other latent_individual:
 \code{\link{as_latent_individual}()},
 \code{\link{epidist_family_model.epidist_latent_individual}()},
 \code{\link{epidist_formula_model.epidist_latent_individual}()},
-\code{\link{is_direct_model}()}
+\code{\link{new_epidist_latent_individual}()}
 }
 \concept{latent_individual}
diff --git a/man/new_epidist_direct_model.Rd b/man/new_epidist_direct_model.Rd
index 7a539756c..ab702b403 100644
--- a/man/new_epidist_direct_model.Rd
+++ b/man/new_epidist_direct_model.Rd
@@ -15,4 +15,10 @@ An object of class \code{epidist_direct_model}
 \description{
 Class constructor for \code{epidist_direct_model} objects
 }
-\keyword{internal}
+\seealso{
+Other direct_model: 
+\code{\link{as_direct_model}()},
+\code{\link{as_direct_model.epidist_linelist}()},
+\code{\link{is_direct_model}()}
+}
+\concept{direct_model}
diff --git a/man/new_epidist_latent_individual.Rd b/man/new_epidist_latent_individual.Rd
index 0a8f72ef4..de93bab20 100644
--- a/man/new_epidist_latent_individual.Rd
+++ b/man/new_epidist_latent_individual.Rd
@@ -15,4 +15,11 @@ An object of class \code{epidist_latent_individual}
 \description{
 Class constructor for \code{epidist_latent_individual} objects
 }
-\keyword{internal}
+\seealso{
+Other latent_individual: 
+\code{\link{as_latent_individual}()},
+\code{\link{epidist_family_model.epidist_latent_individual}()},
+\code{\link{epidist_formula_model.epidist_latent_individual}()},
+\code{\link{is_latent_individual}()}
+}
+\concept{latent_individual}
diff --git a/man/new_epidist_linelist.Rd b/man/new_epidist_linelist.Rd
index eb1461c4b..e3b44e5a4 100644
--- a/man/new_epidist_linelist.Rd
+++ b/man/new_epidist_linelist.Rd
@@ -15,4 +15,12 @@ An object of class \code{epidist_linelist}
 \description{
 Class constructor for \code{epidist_linelist} objects
 }
-\keyword{internal}
+\seealso{
+Other linelist: 
+\code{\link{as_epidist_linelist}()},
+\code{\link{as_epidist_linelist.data.frame}()},
+\code{\link{as_epidist_linelist.default}()},
+\code{\link{assert_epidist.epidist_linelist}()},
+\code{\link{is_epidist_linelist}()}
+}
+\concept{linelist}