There's a book that GJS and Chris Hanson are writing, based on the course: https://www.penguinrandomhouse.com/books/669475/software-design-for-flexibility-by-c

There's a book that GJS and Chris Hanson are writing, based on the course: https://www.penguinrandomhouse.com/books/669475/software-design-for-flexibility-by-chris-hanson-and-gerald-jay-sussman/ https://www.penguinrandomhouse.com/books/669475/software-des... It should be coming out soon. I'd expect it to be available online as well.