Editing David Gallagher (section)

==Early life==
Gallagher was born in New York City to Elena Gallagher<ref name=autogenerated1>{{cite news |url=https://www.nytimes.com/2004/08/22/style/making-sure-hollywood-s-nouveau-riche-stay-riche.html |newspaper=[[The New York Times]] |title=Making Sure Hollywood's Nouveau Riche Stay Riche |date=August 22, 2004 |access-date=February 17, 2019 |first=Warren |last=St. John |author-link=Warren St. John |page=9009001 }}</ref> (née Lopez) and Darren James Gallagher.{{cn|date=May 2024}} After they separated when he was a baby, his mother remarried Vincent Casey.<ref name=autogenerated1/><ref name=autogenerated2>{{cite web |url=http://www.allamericanspeakers.com/celebritytalentbios/David-Gallagher |title=Biography of David Gallagher for Appearances, Speaking Engagements, Endorsements Talent Agent |work=Allamericanspeakers.com |date=February 9, 1985 |access-date=August 23, 2012 |archive-url=https://web.archive.org/web/20120320050921/http://www.allamericanspeakers.com/celebritytalentbios/David-Gallagher |archive-date=March 20, 2012}}</ref> Gallagher is of Cuban descent on his mother's side and Irish descent on his father's side.<ref name=autogenerated2/> He has four younger siblings, two brothers and two sisters.<ref name=":0">{{cite web |url=http://pbskids.org/itsmylife/celebs/interviews/david.html |title=David Gallagher |work=[[PBS Kids GO!]] |publisher=[[Pbskids.org]] |access-date=January 12, 2012 |archive-url=https://web.archive.org/web/20121016044902/http://pbskids.org/itsmylife/celebs/interviews/david.html |archive-date=October 16, 2012 |agency=CastleWorks, Inc.}}</ref> After his brother Killian was diagnosed with [[autism]] at the age of three, he became a supporter and spokesperson for [[Autism Speaks]].<ref name=autogenerated2/><ref name=":0" />

He graduated from [[Chaminade College Preparatory School (California)]] in 2003<ref name=autogenerated3>{{cite news |url=https://movies.nytimes.com/person/208524/David-Gallagher/biography |newspaper=[[The New York Times]] |title=David Gallagher |access-date=February 17, 2019 |archive-url=https://web.archive.org/web/20121105001937/http://movies.nytimes.com/person/208524/David-Gallagher/biography |archive-date=November 5, 2012 |agency=[[All Media Guide, LLC]]}}</ref> and enrolled at the [[University of Southern California]], where he majored in film and television studies, graduating in May 2007.<ref name=autogenerated3/>