Reinforcer Research Sources Reinforcer Research Sources Deci’s Meta-Analysys Extrinsic Reinforcement in the Classroom: Bribery or Best Practice” by K. Angeleque Akin-Litte, Tanya L. Eckert and Benjamin J. Lovett, and Steven G. Little. First published in School Pyschology Review, 2004, Volume 33, No. 3, pp. 344-362The Meta-Analysys Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)