▁Africa , ▁and ▁Latin ▁America , ▁and ▁is ▁considered ▁a ▁leading ▁expert ▁on ▁B RT ▁design ▁and ▁policy . ▁He ▁collabor ated ▁extens ively ▁with ▁En rique ▁Pe ñ al osa , ▁former ▁mayor ▁of ▁Bog ot á , ▁Colombia , ▁and ▁cre ator ▁of ▁the ▁Trans M ilen io , ▁one ▁of ▁the ▁world ' s ▁premier ▁B RT ▁systems . ▁Additionally , ▁Hook ▁has ▁campaign ed ▁for ▁sust ain able ▁transport ▁and ▁urban ▁planning ▁practices ▁in ▁the ▁U . S .. ▁▁ ▁Hook ▁received ▁his ▁Ph D ▁in ▁Urban ▁Pl anning ▁from ▁Columbia ▁University ▁in ▁ 1 9 9 6 ▁and ▁taught ▁as ▁an ▁adj unct ▁professor ▁at ▁Columbia ▁University ’ s ▁School ▁of ▁Architecture ▁and ▁Urban ▁Pl anning ▁from ▁ 1 9 9 4 ▁until ▁ 1 9 9 6 , ▁and ▁again ▁in ▁ 1 9 9 9 . ▁ ▁He ▁holds ▁a ▁Masters ▁in ▁International ▁Affairs ▁from ▁Columbia ▁University ’ s ▁School ▁of ▁International ▁and ▁Public ▁Affairs , ▁and ▁a ▁B A ▁from ▁the ▁Joh ns ▁Hop kins ▁University . ▁ ▁Techn ical ▁Ass istance ▁ ▁In ▁his ▁work ▁as ▁CE O ▁for ▁IT DP , ▁Hook ▁managed ▁programs ▁and ▁projects ▁providing ▁technical ▁assistance ▁to ▁local ▁govern ments ▁and ▁N GO s ▁in ▁developing ▁countries ▁and ▁on ▁B RT ▁systems , ▁non - mot or ized ▁transport , ▁traffic ▁demand ▁management , ▁and ▁sust ain able ▁land ▁use . ▁▁▁ ▁Hook ▁has ▁worked ▁directly ▁in ▁the ▁design ▁of ▁B RT ▁systems ▁including ▁Jak arta , ▁Indones ia '