<prompt> Bheka isigaba esingezansi bese uphendula umbuzo emva kwalokho ngolimi olufanayo nesigaba: Ukudlula: UJohnston wazalelwa futhi wakhulela e-Ontario, wafunda lapho ngaphambi kokubhalisa eNyuvesi yaseHarvard futhi kamuva emanyuvesi aseCambridge naseQueen. Waqhubeka nokusebenza njengoprofesa ezikhungweni ezahlukahlukene eziphakeme eCanada, wagcina esebenza njengomphathi wezomthetho e-University of Western Ontario, uthishanhloko weMcGill University, kanye nomongameli we-University of Waterloo. Ngasikhathi sinye, uJohnston wazibandakanya nezombusazwe kanye nomsebenzi womphakathi, eqondisa izingxoxo zezombusazwe futhi ehola amakhomishini kuzo zombili izinhlaka zombuso nezifundazwe, isikhundla sakhe esidume kakhulu kulo mkhakha ukuba ngusihlalo wocwaningo lwe-Airbus affair. Ngo-2010 waqokwa njengombusi jikelele yiNdlovukazi u-Elizabeth II, ngesincomo sikaNdunankulu waseCanada ngaleso sikhathi uStephen Harper, ukuba athathe isikhundla sikaMichëlle Jean njenge-vice-king futhi wahlala kulesi sikhundla waze walandelwa nguJulie Payette ngo-2017. Ngaleso sikhathi, uJohnston wayedunyiswa kakhulu njengokhetho olufanelekile lommeleli weNdlovukazi, yize ukuqokwa kwakhe kwalahlwa ngabathile be-Quebec. Umbuzo: Iyiphi indima uStephen Harper ayenayo kuhulumeni?  <response>: UNdunankulu 