Leo Campbell is a Patient and Public Involvement Lead at the Asthma UK Centre for Applied Research Image PPI Patient Lead Leo Campbell Leo is a Volunteer PPI Patient Lead and a member of the Centre Management Committee. Leo’s particular interest in the Centre is its focus on applied outcomes and he has helped drive a focus on the social risk factors around asthma, his insight coming from the experience of his daughter’s death. Leo has businesses in healthy food and digital marketing. This article was published on 2024-09-24