Philip Keefer and John Ahlquist at SIOE 2024.

Guido Friebel presenting at SIOE.

SIOE 2019 conference.

SIOE 2019 conference.

Daniel Berkowitz at SIOE 2017.

SIOE 2017 at Columbia University.

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

Janet Landa and Barak Richman at SIOE 2017.

Helping hands at the SIOE conference.

Duncan Watts presenting at SIOE.