Summer workshops for adults will include basic papermaking, a one-day class offered on July 26 or Aug. 16, from 6:30 to 9:30 p.m.

Mr. Combs later pleaded guilty to a harassment violation, an infraction less serious than a misdemeanor, and was sentenced to a one-day class in anger management.

It also offers a variety of open-enrollment, one-day classes available to the general public.

Special one-day classes will include basketry on July 28 and Aug. 13.

The Ballymaloe Cookery School operates year-round, with a mix of one-day classes and weeklong immersion programs.

And the Masons have run advertisements in movie theaters and run one-day classes to award the first three Masonic degrees in a single session.

Before hitting the road, a member and a partner, who under club rules is also eligible to drive, must take a one-day driving class.

Participants can choose one-day classes ($10) or weeklong workshops ($650 to $1,800, including accommodations).

During the afternoon session of the one-day class, Mr. Gercke explains that myriad state and Federal laws make telling lies not merely unethical, but illegal.

Most one-day classes cost $12 or less.