As Head of IT for the UK's largest trade union, Mease has faced many challenges, including overseeing the merger between Amicus and the Transport and General Workers' Union.
He has successfully led migrations to new operating systems and rolled out new mobile devices across the 1.4-million-member organisation.
Researchers used earlier observations from NASA's MESSENGER mission to probe Mercury's inner core
Espionage campaign has compromised the websites of more than 40 organisations over the past two years
Wedlake Bell's James Castro-Edwards explains why Bounty received such a big fine under the old Data Protection Act - which would almost certainly have been much larger under GDPR
Big changes are under way at SAP, and HANA's weaknesses may be the root cause