The Mark Powell and John Lippman books are excellent - the latter focuses more on the deco algorithms.
Some agencies offer an 'Intro to Deco' type course that is designed for someone like you who wants to know more but is not ready to start deco diving.
Some agencies offer an 'Intro to Deco' type course that is designed for someone like you who wants to know more but is not ready to start deco diving.