▁St em ▁Cell ▁and ▁Reg ener ative ▁Bi ology ▁ ▁Student ▁life ▁ ▁As ▁of ▁ 2 0 1 9 , ▁Harvard ' s ▁Gr adu ate ▁School ▁of ▁Arts ▁and ▁Sciences ▁had ▁ 4 , 5 2 1 ▁students , ▁with ▁the ▁vast ▁majority ▁( 4 , 3 9 2 ▁students ) ▁purs uing ▁Ph D s . ▁ 4 6 % ▁of ▁G S AS ▁students ▁are ▁women , ▁ 3 0 % ▁of ▁students ▁are ▁international , ▁and ▁ 1 2 % ▁are ▁under re present ed ▁minor ities . ▁ 2 0 % ▁of ▁G S AS ▁students ▁purs ue ▁degrees ▁in ▁human ities , ▁ 2 6 % ▁in ▁social ▁sciences , ▁and ▁the ▁remaining ▁ 5 4 % ▁in ▁natural ▁sciences . ▁ ▁G S AS ▁students ▁have ▁a ▁dedicated ▁space ▁on ▁Harvard ▁Y ard , ▁known ▁as ▁The ▁G S AS ▁Student ▁Center ▁at ▁Le h man ▁Hall . ▁Gr adu ate ▁students ▁who ▁prefer ▁to ▁d ine ▁on - camp us ▁do ▁so ▁at ▁the ▁G S AS ▁Student ▁Center , ▁which ▁features ▁a ▁full - scale ▁d ining ▁hall ▁as ▁well ▁as ▁a ▁smaller ▁ca fe . ▁The ▁building ▁also ▁provides ▁study ▁and ▁le is ure ▁spaces . ▁ ▁Fin an cial ▁aid ▁G S AS ▁guarante es ▁full ▁fund ing ▁for ▁all ▁Ph D ▁students ▁for ▁five ▁years , ▁which ▁covers ▁tu ition , ▁health ▁fe es , ▁and ▁living ▁exp enses . ▁The ▁Ph D ▁fund ing ▁packages ▁include ▁a ▁combination ▁of