ally ▁ren owned ▁ther ap ists , ▁including ▁Clar ence ▁Edward ▁B unge , ▁Fried a ▁From m - Re ich mann , ▁Wayne ▁F ent on , ▁Thomas ▁McG l ash an , ▁Harold ▁S ear les , ▁and ▁Otto ▁Allen ▁Will , ▁Jr ., ▁worked ▁at ▁the ▁hospital ▁over ▁the ▁years . ▁ ▁The ▁hospital ▁was ▁the ▁site ▁for ▁a ▁series ▁of ▁influ ential ▁studies ▁on ▁the ▁long - term ▁treatment ▁outcome ▁for ▁psych iat ric ▁conditions , ▁known ▁as ▁the ▁Ch est nut ▁L odge ▁studies . ▁ ▁In ▁the ▁ 1 9 5 0 s ▁and ▁ 1 9 6 0 s , ▁innov ative ▁dance ▁ther ap ist ▁Marian ▁Ch ace ▁had ▁regularly ▁scheduled ▁sessions ▁with ▁groups ▁of ▁patients . ▁Jud ith ▁Richard son ▁Bun ney ▁followed ▁her ▁in ▁this ▁work . ▁In ▁the ▁ 1 9 6 0 s ▁and ▁ 1 9 7 0 s , ▁D onn ▁B . ▁Mur phy ▁conducted ▁a ▁drama ▁group ▁for ▁patients . ▁ ▁In ▁ 1 9 9 7 , ▁the ▁l odge ▁was ▁purchased ▁by ▁C PC ▁Health , ▁and ▁passed ▁hands ▁again ▁to ▁the ▁Washington ▁Wald orf ▁School ▁in ▁ 2 0 0 1 ▁when ▁C PC ▁Health ▁declared ▁bank rupt cy . ▁In ▁December ▁ 2 0 0 3 , ▁the ▁property ▁was ▁convey ed ▁to ▁Ch est nut ▁L odge ▁Properties , ▁Inc . ▁ ▁In ▁ 2 0 0 8 , ▁the ▁property ▁was ▁approved ▁for ▁conversion ▁to ▁cond omin iums ▁( inside ▁the