Coursera’s flagship credentials may carry big brand names, but who’s actually creating the content?

In 2021, 10 years after it burst on the scene, the MOOC ecosystem has reached 220M learners and 19.4K courses.

Here are the best online courses and resources to learn Lisp and its most popular dialects: Common Lisp, Scheme, Racket, and Emacs Lisp.

Both Coursera and Udemy started 2025 with new CEOs. Greg Hart took over at Coursera in February. Hugo Sarrazin started at Udemy in March. Less than a month into the job, both CEOs were in conversations to sell their companies. On April 8, Hart and Sarrazin met for the first time at ASU+GSV. The rest, as they say, is history. In my 5,000-word analysis of Coursera’s acquisition of Udemy, I called the deal rushed. Two new CEOs, both less than a year into the job, merging two public companies. I w