Creative Boom's March 'Booms & Shakes' roundup by Tom May highlights major movements across the design and advertising industry, including Ian Millner stepping down from Iris after 26 years, new creative leadership appointments at Bray Leino, Particle6, and BBC Creative, and the launch of Capel Group and Allwyn’s Studio 59. The article captures a month of expansion, new ventures, and evolving creative priorities across global studios.