Lord Soulsby of Swaffham Prior was created a Conservative life baron in 1990.

A distinguished parasitologist and microbiologist, Lord Soulsby is past President of the Royal Society of Medicine, past President of the Royal College of Veterinary Surgeons and is Emeritus Fellow of Wolfson College, Cambridge. Lord Soulsby is author or co-author of 14 books and numerous articles published in scientific journals. He is an expert adviser to the UK Government on animal welfare, science and technology, biotechnology and environmental issues.

Apart from his political work, he enjoys gardening and travelling.