Flow is the mental state of operation in which a person in an activity is fully immersed in a feeling of energized focus, full involvement, and success in the process of the activity. Proposed by Mihály Csíkszentmihályi, the positive psychology concept has been widely referenced across a variety of fields.
(1 of 2) In Operation Doorstep, conducted during the larger Operation Upshot-Knothole nuclear bomb test, mannequins are seated at a table in the dining room of house number two, attending a “dinner party” thrown by Civil Defense officials who are testing the effects of an atomic explosion on houses and occupants on March 15, 1953. (AP Photo/Dick Strobel)
(2 of 2) After the blast, mannequins lie strewn about the room, their “dinner party” interrupted violently by an atomic blast on March 17, 1953. (U.S. Department of Defense)
(1 of 2) Mannequins representing a typical American family gathered in a living room are pictured on March 15, 1953 in House No. 2, awaiting an atomic test explosion on Nevada proving grounds. (AP Photo)
(2 of 2) After the blast, a damaged living room, members of the mannequin family tossed about or missing after an atomic blast on March 17th, 1953. (U.S. Department of Defense)