Ready for a fresh set of puzzles? Click here for the July/August 2025 Puzzle Corner, brought to you by guest editor Ed Faulkner ’03. Send problems, solutions (by August 1), and comments to puzzlecorner@technologyreview.com. Editor emeritus Allan Gottlieb ’67 launched Puzzle Corner in 1966. Find back issues through 2022 at cs.nyu.edu/~gottlieb/tr and more recent back issues at technologyreview.com/puzzle-corner.
I didn’t get a deal on Shark Tank, but that rejection forced me to build a better company. Here’s how I turned that loss into $2.5 million in ARR and the lessons you can use to scale smarter.
In business, striking the right balance between doing the work and leading the work is key. The most effective leaders know when to roll up their sleeves and when to step back and guide.
Final countdown — less than 1 week to save up to $210 on TechCrunch All Stage passes! Founder or investor, this is your last chance to save big before June 22 at 11:59 p.m. PT. Founders, sharpen your edge. Investors, meet the next rocket ships. On July 15, startup and VC leaders will gather at […]