Humza Yousaf is being urged to look into fire and rehire accusations at his former private school. Hutchesons' Grammar School, in Glasgow, has been accused of "bully tactics".
And now NASUWT general secretary Dr Patrick Roach has said the First Minister should step in. Dr Roach used his speech at the union's annual conference in Glasgow to share his views on the situation.
The union balloted members at the school, with 87 per cent in favour of industrial action amid claims the school is forcing teachers to agree to new contracts which would see their pensions downgraded or face dismissal.