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Although Class Central lists online courses in 87 languages, courses made in English outnumber all of the others by more than six to one. English is therefore a useful language to know, even though some courses have subtitles in a range of languages. Earlier this year, we updated our list of courses to help improve your writing skills. These courses all assume some fluency in the language. But what if you do not know any English, or your English is very poor? If you do not have convenient acce

Confession: I used to think critical thinking meant being skeptical of everything. Question every headline, every claim, every source. Look beyond the face value. But critical thinking is structured evaluation, and knowing when to accept a good argument is as much a part of it as knowing when to reject a bad one. The people I know who are actually good at this are calmer, not louder. That’s what makes picking a course tricky. Two courses called “critical thinking” can teach almost nothing in c

When Class Central covered the Coursera-Udemy merger completion, Hugo Sarrazin’s role was unclear. Not anymore. He’s joining Avalara, a tax and compliance company, as CEO. Here’s the thing. Neither an SEC filing nor a public post announced the departure of the 14-month CEO, which led Udemy to its first profitable year and the $2.5 billion all-stock merger. The Quiet Exit The Coursera-Udemy merger was completed on May 11, 2026. Coursera even released a completion 8-K once it was done. Sarrazin,