▁International ▁Union ▁for ▁the ▁Conserv ation ▁of ▁Nature ▁and ▁Natural ▁Resources ▁( I U CN ), ▁and ▁as ▁ad visor ▁to ▁the ▁UN ES CO ▁Man ▁and ▁the ▁B ios phere ▁Program ▁( MA B ), ▁and ▁the ▁UN ES CO ▁working ▁program ▁for ▁the ▁environmental ▁education ▁and ▁training ▁of ▁engine ers . ▁ ▁He ▁also ▁served ▁on ▁the ▁editor ial ▁bo ards ▁of ▁numerous ▁pr estig ious ▁scientific ▁and ▁professional ▁journ als . ▁A ▁lo ver ▁of ▁nature , ▁bird ▁watching , ▁and ▁bot any ▁from ▁an ▁early ▁age , ▁he ▁was ▁a ▁found ing ▁member ▁of ▁the ▁South ▁B end , ▁Indiana ▁chapter ▁of ▁the ▁Aud ub on ▁Society , ▁and ▁of ▁both ▁the ▁first ▁local ▁chapter ▁of ▁The ▁Nature ▁Conserv ancy ▁( T NC ) ▁in ▁New ▁York , ▁and ▁the ▁Conserv ancy ' s ▁Indiana ▁Chapter . ▁He ▁served ▁on ▁the ▁Board ▁of ▁Govern ors ▁of ▁T NC ▁from ▁ 1 9 5 9 ▁to ▁ 1 9 6 5 . ▁ ▁Notable ▁accomplish ments ▁During ▁the ▁ 1 9 6 0 s ▁C ald well ▁was ▁virt ually ▁a ▁l one ▁voice ▁in ▁attempting ▁to ▁establish ▁policies ▁for ▁the ▁environment ▁because ▁such ▁a ▁hol istic ▁and ▁inter dis cipl inary ▁approach ▁to ▁solving ▁environmental ▁problems ▁did ▁not ▁then ▁exist . ▁In ▁ 1 9 6 2 ▁his ▁ground bre aking ▁article ▁“ Environment : ▁A ▁New ▁F ocus ▁for ▁Public ▁Policy ?” ▁appeared ▁ ▁in ▁Public ▁Administration ▁Review , ▁launch ing ▁development ▁of ▁a ▁new ▁sub field ▁of