Specialist dental accountant and University of Bristol lecturer John Carter has won the support of Great British Bake Off judge Mary Berry who is supporting the fundraising appeal for a Positron scanner for Bath's Royal United Hospital. Mary is helping the Bath Cancer Unit Support Group, of which John is Honorary Chief Executive, achieve its target of £1.2 million.

Throughout National Smile Month 2014 (May-June), dental hygienist Christina Chatfield is walking 500 miles for charity from Scotland to Brighton, all in aid of mouth cancer action, and is looking for volunteers to join her along the way. For more information see www.500miles4smiles.org.

Selina Dicker plans to conquer Everest this summer to change the lives of over 300 children who, like her, were born with cleft lip and cleft palate. The lack of normal muscle in Selina's lip makes it more difficult to exhale, making the treacherous climb at high altitudes even more challenging. Selina is supporting international children's medical charity Operation Smile.

A team of solicitors from Goodman Grant lawyers is undertaking the Coast to Coast challenge on 23 May to raise money for Bridge2Aid. Members of the Liverpool and Leeds offices will embark on a three-day cycle ride taking them 180 miles across the width of the country, from St Bees in Cumbria to Robin Hood's Bay in the North Yorkshire Moors National Park.