In his capacity as Consul-General in Los Angeles, he facilitated the first-ever visit by a serving British Prime Minister to California and strengthened UK-CA cultural and business relations through the creation of BritWeek.
He served at the UK Mission to the UN from 1990 to 1993, where his work focused on Security Council issues, including Namibia, Cambodia, South Africa, Angola, Yugoslavia, Cyprus and many others.
Bob was the Secretary (equivalent to chief executive) of the Independent Commission on Policing for Northern Ireland, established 3 June 1998 under the chairmanship Chris Patten.
[citation needed] Peirce has worked as a consultant on policing reforms in various countries in Asia, Europe and Latin America, as well as in the United States.
The pact was signed by Blair and California Governor Arnold Schwarzenegger after their participation in a climate change round table with business leaders in Long Beach.
The unprecedented agreement between a country and a US state affirms that the UK and California will work together to evaluate and implement market-based mechanisms that spur innovation, share best practices, deepen their understanding of the economics of climate change, collaborate on technology research, and enhance linkages between their scientific communities.
A promotional film for BritWeek 2008, features Bob, Nigel Lythgoe, Simon Cowell of American Idol, and a number of other prominent Brits commenting on the influence the UK has had on Los Angeles and vice versa, not least in the entertainment arena.