David S. ane M.Sc. kubva kuYunivhesiti yeBritish Columbia, Kanadha, uye aive mudiki uye mumwe wevarairidzi vaitsvakwa zvakanyanya paYunivhesiti vasati vajoinha Reach Out. Akabudisa mabasa akasiyana-siyana mumagazini esayenzi. Anga achigadzira kosi muVancouver kwemakore uye anodzidzisa SSAT, SAT, AP, IB, biology, chemistry, physics, zvidzidzo zvemasvomhu nesainzi. Pamusoro peChirungu, anotaura chiGerman, Swedish uye Chinese. Ane maitiro anonakidza uye anofara ekudzidzisa uye anokurudzira vadzidzi vake nechido chake.