 Nyora kupfuurira kweiyi ndima - Brockbank akanga ari mukuru weManaging Director weMormon Pavilion paNew York Worlds Fair muna 1964 na 1965. Iyi dumba yakawedzera zvikuru chiziviso chechechi muNew York City uye yakatungamirira kukuwedzera kukuru kwenhamba yorubhapatidzo inoitwa navafundisi munharaunda yacho. Brockbank akabatanidzwawo neMormon Pavilion yapashure paWorlds Fair ya1970muOsaka, kuJapan. Muna 1973, Brockbank akadanwa somutungamiri weInternational Mission yechechi, ane mutoro wenzvimbo dzose umo chechi yakanga isati yarongwa panguva iyoyo. Muna 1975, Brockbank akanga ari pakati paVabetseri vanomwe kuDare raVane Gumi Navaviri vakagoverwa kugara kunze kweUnited States. 