▁In ▁ 1 9 8 3 ▁she ▁conven ed ▁a ▁conference ▁of ▁polic ym akers ▁and ▁sch ol ars ▁at ▁the ▁University ▁of ▁Liber ia . ▁ ▁C rom well ▁has ▁served ▁on ▁the ▁executive ▁council ▁of ▁the ▁American ▁Society ▁of ▁African ▁Culture , ▁the ▁now - def unct ▁American ▁Neg ro ▁Le ad ership ▁Conference ▁in ▁Africa , ▁and ▁the ▁United ▁States ▁Agency ▁for ▁International ▁Development ' s ▁Ad vis ory ▁Committee ▁on ▁Vol unt ary ▁Foreign ▁A id ▁( AC V FA ). ▁She ▁is ▁a ▁member ▁of ▁the ▁Council ▁on ▁Foreign ▁Rel ations , ▁the ▁African ▁Studies ▁Association , ▁the ▁Association ▁for ▁the ▁Study ▁of ▁African ▁American ▁Life ▁and ▁History ▁( AS AL H ), ▁and ▁the ▁American ▁Soci ological ▁Association . ▁ ▁She ▁is ▁president ▁of ▁the ▁Heritage ▁Gu ild , ▁which ▁she ▁co - f ounded ▁in ▁ 1 9 7 5 ▁to ▁document , ▁preserve , ▁and ▁raise ▁aw aren ess ▁of ▁Boston ' s ▁black ▁history . ▁At ▁that ▁time , ▁few ▁B ost oni ans ▁realized ▁the ▁historical ▁significance ▁of ▁sites ▁such ▁as ▁the ▁African ▁Me eting ▁House ▁on ▁Be acon ▁Hill , ▁or ▁knew ▁that ▁Boston ' s ▁West ▁End ▁had ▁once ▁been ▁a ▁major ▁center ▁of ▁the ▁abol ition ist ▁movement . ▁The ▁Heritage ▁Gu ild ▁has ▁called ▁the ▁public ' s ▁attention ▁to ▁historical ▁sites ▁and ▁the ▁achiev ements ▁of ▁people ▁such ▁as ▁Butler ▁R . ▁Wilson , ▁founder ▁of ▁the ▁Boston ▁NA AC P . ▁C rom well ▁has ▁written ▁several