In 2011 , he was elected an honorary fellow of the Royal Institute of British Architects and was a member of the jury for the 2011 RIBA Stirling Prize .
Pearson is a tree ambassador for The Tree Council and a member of the Society of Garden Designers .
In 2011 , Pearson was elected an honorary fellow of the Royal Institute of British Architects and was a member of the jury for the 2011 RIBA Stirling Prize .
Pearson is a tree ambassador for The Tree Council and a member of the Society of Garden Designers .