ACKKNOWLEDGEMENTS
We would like to thank Ellen KW Brennan, Tibin John, and Sharena Rice for their thoughtful feedback on the manuscript, as well as Malcolm Campbell for his generous correspondence. OJA was supported by grants from the NIH (R03MH111316), the American Epilepsy Society Junior Investigator Award, and the Massey Foundation. WMS was supported by an institutional Medical Scientist Training Program grant from the NIH (T32GM008497).