By Eric P. Harding
I’ve been thinking a lot lately about transitions. Maybe my musings are brought about by the advent of a new school year; my kids are gearing up for a return to in-person instruction as I’m writing this, and the excitement is palpable.

By Tom Campbell
It’s early September, and for many that means back-to-school. It’s been a while since our household has felt the excitement of a new school year, but I remember my children sharing their experiences at school.

By Deborah Rosenberg
If you ask anyone you meet about the significance of the number 14, the reply will probably relate to Valentine’s Day which is on the 14th of February.

By Lenny Shteyman
If you read my previous article on this subject (“Applying Predictive Analytics for Insurance Assumptions-Setting—When, Why … and Why Not,” May/June 2019), you know that I am a fan of analytics and even a bigger fan of common sense.

By Warren Manners

By Tom Toce
Here comes another puzzle by the formidable team of Bob Fink and Jerry Miccolis.

By Stephen Meskin
I came across the following interesting problem from the 61st Annual International Mathematical Olympiad (IMO), which was held remotely on Sept. 20 & 21, 2020. The IMO is the world’s leading mathematical competition for high school students.

By Bob Rietz
We’ve all been out on a limb—that is, we have taken a risk.