▁" spec ification ▁equations " ▁to ▁em body ▁gen etic ▁and ▁environmental ▁variables ▁and ▁their ▁interactions . ▁ ▁As ▁Lee ▁J . ▁C ron bach ▁at ▁Stan ford ▁University ▁stated : ▁" The ▁thirty - year ▁evolution ▁of ▁the ▁data ▁box ▁and ▁related ▁method ology ▁fed ▁on ▁bold ▁conject ure , ▁self - crit ic ism , ▁un brid led ▁imagination , ▁rational ▁comparison ▁of ▁models ▁in ▁the ▁abstract , ▁and ▁respons iveness ▁to ▁the ▁nast y ▁surpr ises ▁of ▁data . ▁The ▁story ▁ep it om izes ▁scientific ▁effort ▁at ▁its ▁best ." ▁ ▁Biography ▁ ▁England ▁Raymond ▁C att ell ▁was ▁born ▁on ▁ 2 0 ▁March ▁ 1 9 0 5 ▁in ▁Hill ▁Top , ▁West ▁B rom wich , ▁a ▁small ▁town ▁in ▁England ▁near ▁B irmingham ▁where ▁his ▁father ' s ▁family ▁was ▁involved ▁in ▁invent ing ▁new ▁parts ▁for ▁engines , ▁autom ob iles ▁and ▁other ▁machines . ▁Thus , ▁his ▁growing ▁up ▁years ▁were ▁a ▁time ▁when ▁great ▁techn ological ▁and ▁scientific ▁ideas ▁and ▁adv ances ▁were ▁taking ▁place ▁and ▁this ▁greatly ▁influenced ▁his ▁perspective ▁on ▁how ▁a ▁few ▁people ▁could ▁actually ▁make ▁a ▁difference ▁in ▁the ▁world . ▁He ▁wrote : ▁" 1 9 0 5 ▁was ▁a ▁fel ic it ous ▁year ▁in ▁which ▁to ▁be ▁born . ▁The ▁air plane ▁was ▁just ▁a ▁year ▁old . ▁The ▁Cur ies ▁and ▁R uther ford ▁in ▁that ▁year ▁pen etr ated ▁the ▁heart ▁of ▁the ▁atom ▁and ▁the ▁mystery ▁of ▁its ▁radi ations , ▁Alfred