23. Trevor Attridge

Key points

CIO, Young & Rubicam Group

Attridge is responsible for the global technology strategy, vision and operations at Young & Rubicam Group, which he rejoined last year. He previously worked for the firm as CIO - EMEA from 1999 to 2002 and 2004 to 2008.

Previously, Attridge has held C-level positions at GroupM, MEC, WPP and Aegis.