SIOE conference moments.

Bengt Holmstrom (MIT) during a panel discussion at SIOE 2017, held at Columbia University.

Bob Gibbons at SIOE 2017.

Douglas Allen at SIOE 2015.

SIOE conference moments.

The audience attending a session.

Lisa Bernstein and Robert Ellickson in conversation.

The audience at the Toronto conference.

Reception at the Toronto conference.

Ronald Coase (right) with conference organizer Lee Benham during the inaugural ISNIE conference 1997 in St. Louis.