About the Authors
These credits are based on our course contributors table guidelines.
| Credits | Names |
|---|---|
| Pedagogy | |
| Lead Content Instructor(s) | Carrie Wright |
| PI of Project | Ava Hoffman |
| Content Editor(s)/Reviewer(s) | Checked your content |
| Production | |
| Content Publisher(s) | Carrie Wright |
| Content Publishing Reviewer(s) | Reviewed overall content and aesthetics on publishing platform |
| Technical | |
| Course Publishing Engineer(s) | Carrie Wright |
| Template Publishing Engineers | Candace Savonen, Carrie Wright, Ava Hoffman |
| Publishing Maintenance Engineer | Candace Savonen |
| Technical Publishing Stylists | Carrie Wright, Ava Hoffman, Candace Savonen, Katherine Cox |
| Package Developers (ottrpal) | Candace Savonen, Ava Hoffman, Howard Baek, Kate Isaac, Carrie Wright, John Muschelli |
| Art and Design | |
| Illustrator(s) | Carrie Wright, Elizabeth Humphries |
| Funding | |
| Funder(s) | DaSEH is funded by the National Institute of Environmental Health Sciences 1R25ES035590-01. |
| Funding Staff | Allison Peters |
## ─ Session info ───────────────────────────────────────────────────────────────
## setting value
## version R version 4.3.2 (2023-10-31)
## os Ubuntu 22.04.4 LTS
## system x86_64, linux-gnu
## ui X11
## language (EN)
## collate en_US.UTF-8
## ctype en_US.UTF-8
## tz Etc/UTC
## date 2026-04-09
## pandoc 3.1.1 @ /usr/local/bin/ (via rmarkdown)
##
## ─ Packages ───────────────────────────────────────────────────────────────────
## package * version date (UTC) lib source
## bookdown 0.46 2025-12-05 [1] CRAN (R 4.3.2)
## bslib 0.6.1 2023-11-28 [1] RSPM (R 4.3.0)
## cachem 1.0.8 2023-05-01 [1] RSPM (R 4.3.0)
## cli 3.6.5 2025-04-23 [1] CRAN (R 4.3.2)
## devtools 2.4.5 2022-10-11 [1] RSPM (R 4.3.0)
## digest 0.6.34 2024-01-11 [1] RSPM (R 4.3.0)
## ellipsis 0.3.2 2021-04-29 [1] RSPM (R 4.3.0)
## evaluate 1.0.5 2025-08-27 [1] CRAN (R 4.3.2)
## fastmap 1.1.1 2023-02-24 [1] RSPM (R 4.3.0)
## fs 1.6.3 2023-07-20 [1] RSPM (R 4.3.0)
## glue 1.7.0 2024-01-09 [1] RSPM (R 4.3.0)
## htmltools 0.5.7 2023-11-03 [1] RSPM (R 4.3.0)
## htmlwidgets 1.6.4 2023-12-06 [1] RSPM (R 4.3.0)
## httpuv 1.6.14 2024-01-26 [1] RSPM (R 4.3.0)
## jquerylib 0.1.4 2021-04-26 [1] RSPM (R 4.3.0)
## jsonlite 2.0.0 2025-03-27 [1] CRAN (R 4.3.2)
## knitr 1.50 2025-03-16 [1] CRAN (R 4.3.2)
## later 1.3.2 2023-12-06 [1] RSPM (R 4.3.0)
## lifecycle 1.0.4 2023-11-07 [1] RSPM (R 4.3.0)
## magrittr 2.0.3 2022-03-30 [1] RSPM (R 4.3.0)
## memoise 2.0.1 2021-11-26 [1] RSPM (R 4.3.0)
## mime 0.12 2021-09-28 [1] RSPM (R 4.3.0)
## miniUI 0.1.1.1 2018-05-18 [1] RSPM (R 4.3.0)
## pkgbuild 1.4.3 2023-12-10 [1] RSPM (R 4.3.0)
## pkgload 1.4.1 2025-09-23 [1] CRAN (R 4.3.2)
## profvis 0.3.8 2023-05-02 [1] RSPM (R 4.3.0)
## promises 1.2.1 2023-08-10 [1] RSPM (R 4.3.0)
## purrr 1.0.2 2023-08-10 [1] RSPM (R 4.3.0)
## R6 2.6.1 2025-02-15 [1] CRAN (R 4.3.2)
## Rcpp 1.0.12 2024-01-09 [1] RSPM (R 4.3.0)
## remotes 2.4.2.1 2023-07-18 [1] RSPM (R 4.3.0)
## rlang 1.1.6 2025-04-11 [1] CRAN (R 4.3.2)
## rmarkdown 2.25 2023-09-18 [1] RSPM (R 4.3.0)
## sass 0.4.8 2023-12-06 [1] RSPM (R 4.3.0)
## sessioninfo 1.2.2 2021-12-06 [1] RSPM (R 4.3.0)
## shiny 1.8.0 2023-11-17 [1] RSPM (R 4.3.0)
## stringi 1.8.3 2023-12-11 [1] RSPM (R 4.3.0)
## stringr 1.5.1 2023-11-14 [1] RSPM (R 4.3.0)
## urlchecker 1.0.1 2021-11-30 [1] RSPM (R 4.3.0)
## usethis 2.2.3 2024-02-19 [1] RSPM (R 4.3.0)
## vctrs 0.6.5 2023-12-01 [1] RSPM (R 4.3.0)
## xfun 0.55 2025-12-16 [1] CRAN (R 4.3.2)
## xtable 1.8-4 2019-04-21 [1] RSPM (R 4.3.0)
## yaml 2.3.12 2025-12-10 [1] CRAN (R 4.3.2)
##
## [1] /usr/local/lib/R/site-library
## [2] /usr/local/lib/R/library
##
## ──────────────────────────────────────────────────────────────────────────────
All illustrations