Humza Yousaf, Kate Forbes and Ash Regan – the three people vying to replace the dominant figure in Scottish politics Nicola Sturgeon.
Her decision to step down has thrown the Scottish National Party into turmoil – the candidates attacking each other, and their own record in government, key party positions on how to deliver independence being trashed and the whole reputation of the SNP as a party of progressive politics and equality up for debate.
We host a debate with consequences for the whole United Kingdom.