ACKNOWLEDGMENTS
We thank Cristin Gavin for help with the manuscript and members of the Sweatt lab for stimulating
discussion. This work was supported by MH57014, MH091122, Civitan International, the Evelyn
F. McKnight Brain Research Foundation, and the Pitt-Hopkins Syndrome (PTHS) Foundation
( J.D.S.). J.J.D. is supported by the National Institute on Drug Abuse (DA034681). A.J.K. is
supported by the PTHS Foundation.