Pair housing, but not using a controlled reinforcer frequency procedure, attenuates the modulatory effect of probability presentation order on amphetamine-induced changes in risky choice. - Yates, Justin R.; Ellis, Alexis L.; Evans, Karson E.; Kappesser, Joy L.; Lilly, Kadyn M.; Mbambu, Prodiges; Sutphin, Tanner G. (Behavioural Brain Research, 2020)