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Headlights and taillights form ribbon-like streaks along a divided highway in a time-lapse photo taken at sunset.
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Members on the Move

Key career moments for TRB staff and volunteers. as well as National Academies' leadership. ...
Three people wearing apron smocks stand on a spiral staircase. The man on the left holds a fudge bar. The woman in the center is speaking into a hand-held microphone. The man on the right has both hands on the railing and is looking downwards.
Changing Lanes

Members on the Move

Key career moments for TRB staff and volunteers. as well as National Academies' leadership. ...
A flying seaull is silhouetted against slate blue, yellow, and orange tinted clouds at sunset.
Transitions

Reggie Gillum

Former TRB colleague Reggie Gillum died February 2, 2026. ...
Red and white trails of car headlights and tail lights stream down a highway in a time-lapse photo taken at dusk.
Changing Lanes

Members on the Move

Key career moments for TRB staff and volunteers ...
Hani Mahmassani
Transitions

Hani Mahmassani

Announcements of TRB staff and volunteers who have died ...
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