Nicola Sturgeon
Humza Yousaf, Angus Robertson and Kate Forbes are all likely contenders.
Remember when Kwarteng was the chancellor of the exchequer for less than six weeks?
Did the two famous Scots just serve up a Twitter ace?
From quick-witted jokes about Tory prime ministers to rinsing Brexit.
The SNP leader's decision to resign could rejuvenate the campaign to break up the UK.
The outgoing leader said the SNP was "awash with talented individuals" who could replace her.
The SNP leader denied she was leaving over "short term issues" such as the transgender rights row.
Scotland's first minister is facing challenges on all fronts as she approaches a decade in power.
The SNP Westminster leader says Nicola Sturgeon will lead his country out of the United Kingdom.
“I think Scotland is going to be independent,” she said.