Effective activism isn’t just picketing, petitions and marches; it also includes actions that are as subtle as sewing. Craftivist Sarah Corbett takes us through her engaging and empathetic campaign to persuade Marks & Spencer to pay employees a Living Wage.

The thought of asking your colleague how much she earns makes you cringe inside, and the same goes for telling her your salary. But pay transparency could benefit employees, organizations and society, says management researcher David Burkus.