Gareth O'Callaghan is an Irish author, radio presenter and former television presenter. He can currently be heard on 4fm, having presented shows on RTÉ 2fm for much of his career until 2005 and then a show on Galway Bay FM.
O'Callaghan is an outspoken supporter of suicide and depression-related topics, having had previous personal experience of these throughout his adult life. He has written books dealing with such topics, and is a supporter of the Irish suicide charity Console, representing them in Dáil Éireann debates on at least one occasion. O'Callaghan is a qualified clinical psychotherapist.
In 2010, O'Callaghan spoke out against cocaine use following the death of Gerry Ryan, a former colleague and friend. He acknowledged that he had known of Ryan's cocaine use for 16 years and received criticism and intimidation after speaking about this in public.
Read more about Gareth O'Callaghan: Personal Life