Terry has professional qualifications in town and country planning and rural resources management.

He worked for the Northumberland National Park Authority for some 25 years where he became the deputy chief officer. He subsequently operated as a freelance consultant in the field of rural development and as a research fellow at the Centre for Rural Economy at Newcastle University. He has extensive practical experience of rural planning and land use, environmental conservation, rural micro-businesses and renewable energy and also of the government institutions, policies and programmes that impact upon these sectors. He has carried out numerous consultancy assignments in these fields at local, national and international level.

Terry is a director and board member of the Vindolanda Trust and member of the Northumberland Uplands Local Action Group for the EU funded Leader programme.