Lumen appears to be a job-listing feed that sends job postings from employers, with each issue presenting a role and its responsibilities and requirements. The excerpts are repetitive boilerplate job descriptions with little editorial voice, so readers get a list of openings rather than analysis.
Website: https://lumen.brightthemes.com/
A newsletter by a generative AI researcher at NVIDIA covering how AI systems learn to judge visual quality, plus career and grad school guidance. Readers get in-depth explainers on research papers and occasional offers of free office hours.
Holden Karnofsky writes essays on how to help the 'most important century' go well, focusing on AI risk, policy and career opportunities. Posts mix careful reasoning about uncertainty with concrete recommendations for companies, governments and individuals.
Lenny's Newsletter covers product, growth and career topics, and the recent issues are podcast-style episodes on hands-on AI tool testing. Readers get walkthroughs of real AI agent workflows, product reviews, and guest interviews with practical detail.
Howard Gray's Groove Theory tells in-depth stories about the overlooked, behind-the-scenes ways people and teams made creative work, and what readers can borrow from them. It is mixed with short links and updates on his own projects.
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