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Re:An Overview of the Monad by simendsjo on Thursday December 05, 2019 @04:34AM (#21711058)
Bartosz Milewskis Category Theory for Programmers also has nice explanations for all these concepts. Haven't read through everything, but what I've read has been very high quality.

https://bartoszmilewski.com/2014/10/28/category-theory-for-p...

Re:An Overview of the Monad by phs on Thursday December 05, 2019 @01:56PM (#21715144)
His video lecture series is also well-paced.

https://www.youtube.com/user/DrBartosz/videos

Re:An Overview of the Monad by classified on Thursday December 05, 2019 @07:25AM (#21711757)
Milewski's explanations are among the best of what you can find on the net. Much better than OP anyway.