John Swinney has officially launched his bid to succeed Humza Yousaf, who stepped down on 29 April. Swinney, a former cabinet secretary who served as party leader from 2000 to 2004, says he is aiming to 'unite Scotland for independence’. He will probably be unopposed, now that Kate Forbes, the only other likely candidate, has indicated that she does not intend to stand and has officially endorsed him. Nominations close on 6 May; if nobody else comes forward, Swinney will automatically assume party leadership and become first minister. His campaign resonates with commitments to continue SNP’s work and strengthen the independence movement: see