Note: In the “Ask the Chair” series, the author of How to Chair a Department answers your questions about departmental leadership. Send your queries via Facebook or email. Read previous columns here.

CLEVELAND, Ohio -- There used to be a time when you only wore pajamas to bed. I’m not sure when this changed or who decided that it was OK to wear your pajamas out in public. More and more, I see ...

The magazine’s Ethicist columnist on whether extenuating circumstances should outweigh a reasonable request. By Kwame Anthony Appiah My only sister and I never speak, except at funerals — we’re on ...