He Never Uttered a Cross Word

by George Barany, Marcia Brott, Betsy Grindstaff, and Michael Shteyman

This "Thursday level" puzzle was a tribute to a well-known scientist. After completing the puzzle (spoiler), learn more about the honoree, and about the puzzle itself, by clicking here for our "midrash." .

Click here to view or download the puzzle in PDF format; here to download it as a puz file; here to download it as an ipuz file [requires the free Puzzazz app to solve]; here to solve the puzzle interactively (thanks to Jim Horne); here for the solution. The authors thanks Charles Deber, Jed Fisher, and a few other friends for vetting both the science and the crosswordese.

If you want to tell others about this particular puzzle, refer them to http://tinyurl.com/betsypuz

More puzzles here (all), here (science), and here (tributes).

E-mail barany@umn.edu to be added to a bcc distribution list.