diff --git a/README.org b/README.org
index 473c2ba..e0ae227 100644
--- a/README.org
+++ b/README.org
@@ -5670,8 +5670,10 @@ Points for further investigation are:
 3. [[https://www.packtpub.com/product/hands-on-design-patterns-and-best-practices-with-julia/9781838648817][Hands-On: Design Patterns and Best Practices with Julia]] is a Julia book with
    good reviews.
 4. [[https://juliabyexample.helpmanual.io/][Julia by example]] is a showcase of 1- or 2-liners.
-5. [[https://nostarch.com/practical-julia][Practical Julia]] is Julia book with good reviews.
-6. The list of installed packages in listing [[lst:list-julia-packages-result]]
+5. [[https://github.com/JuliaCI/PkgTemplates.jl][PkgTemplates]] and [[https://juliaci.github.io/PkgTemplates.jl/stable/user/][PkgTemplates User Guide]] explain how to write a [[https://julialang.org/][Julia]]
+   package.  [[https://julialang.org/contribute/developing_package/][How to develop a Julia package]] is friendlier but not up to date.
+6. [[https://nostarch.com/practical-julia][Practical Julia]] is Julia book with good reviews.
+7. The list of installed packages in listing [[lst:list-julia-packages-result]]
    facilitate [[https://orgmode.org/worg/org-contrib/babel/languages/ob-doc-julia.html][Julia Code Blocks in Babel]] because the list contains [[https://github.com/JuliaData/CSV.jl][CSV]] and
    [[https://dataframes.juliadata.org/stable/][DataFrames]].
 7. How to update automatically to the [[https://julialang.org/downloads/#current_stable_release][current stable release of Julia]].
@@ -5680,6 +5682,9 @@ A list of interesting online course material is:
 2. [[https://juliateachingctu.github.io/Julia-for-Optimization-and-Learning/stable/][Julia for Optimization and Learning]].
 3. [[https://github.com/JuliaTeachingCTU/Julia-for-Optimization-and-Learning-Scripts][Julia for Optimization and Learning Scripts]].
 4. [[https://julia.quantecon.org/intro.html][Quantitative Economics with Julia]] (use backspace to leave package mode).
+Here are links to Julia programming background videos:
+1. [[yt:3Ix53dRmcqU][Creating a Julia Pkg with PkgTemplates.jl]]
+2. [[yt:pOeTz8UlWoc][Revise.jl, Docstrings, Tests, and structuring a Julia package]]
 Listing [[lst:setup-julia]] setups [[https://julialang.org/][Julia]] support but requires manual tweaking of
 [[../VCS/ESS/Makefile][Makefile]] to replace [[https://en.wikipedia.org/wiki/Sed][sed]] with [[https://formulae.brew.sh/formula/gnu-sed][gsed]] and of [[../VCS/ESS/lisp/ess-autoloads.el][ess-autoloads.el]].
 
@@ -5715,6 +5720,7 @@ LanguageServer = "2b0e0bc5-e4fd-59b4-8912-456d1b03d8d7"
 Luxor = "ae8d54c2-7ccd-5906-9d76-62fc9837b5bc"
 Measurements = "eff96d63-e80a-5855-80a2-b1b0885c5ab7"
 Pkg = "44cfe95a-1eb2-52ea-b672-e2afdf69b78f"
+PkgTemplates = "14b8a8f1-9102-5b29-a752-f990bacb7fe1"
 Plots = "91a5bcdd-55d7-5caf-9e0b-520d859cae80"
 StaticLint = "b3cc710f-9c33-5bdb-a03d-a94903873e97"
 SymbolServer = "cf896787-08d5-524d-9de7-132aaa0cb996"