From Pizza Express to Channel 4: Who is Luke Johnson, Revolution Bars Group’s new chair? Retail After a lengthy restructuring process that included £12.5m in emergency funding, Revolution Bars has appointed Luke Johnson as its new chair. The former Pizza Express and Channel 4 chairman provided £3m of the financing and owns a 20 per cent stake in the company. He will replace outgoing chair Keith Edelman, whose nine years in the role [...]