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Meet our Leadership and Trustees

Ben Callison - Managing Director

Ben is Managing Director of Borneo Orangutan Survival UK (BOS-UK), and oversees all segments of the charity’s operation.

Prior to this role Ben served as President of the Humane Society Wildlife Land Trust in the US, permanently protecting wild lands for the benefit of all. His career also included time as director of the Cleveland Amory Black Beauty Ranch, a large-scale animal sanctuary in the US with close to 1,000 animals and over 40 species, spread over 1,500 acres.

Long active in the environmental community and civic circles, Ben is driven to solving the root causes of our ecological sustainability issues, both in our natural and built environments. Prior to moving into the charity world he practised architecture for 13 years, co-founding and serving as president of his own firm, which had an emphasis on sustainable design practices.


Alan Edwards - Chair

Alan Edwards has worked in the information technology space since 1994. In 2009 he founded and managed OISG Group supplying and implementing technical projects though-out London, the UK, and Hong Kong, before leaving in 2016 to explore the emergence of blockchain technology. Today Alan is part of small team of angel investors who identify embryonic blockchain projects and participate in the seed funding of their start-ups.


Chris Worwood - Treasurer

Chris worked at Channel 4 in the Picture Publicity team for 20 years and as Chief Picture Publicity Manager for the last 15 before finally leaving in 2015. He joined IJPR as Director in 2016.

Chris set up IJPR Cymru in 2017 based at Wolf Studios Wales in Cardiff to work across productions there as well as the rest of Wales.


Lady Odile Slynn - Trustee

Odile Slynn, Lady Slynn of Hadley is a French-born British humanitarian, philanthropist and peeress, involved in several organisations advocating children’s rights and wildlife preservation. She is the founder and chairman of the British branch of Child In Need India (CINI) and former chairman of the Society for the Protection of Animals Abroad (SPANA). She is the widow of Gordon Slynn, Baron Slynn of Hadley.

Born in Paris, she moved to London in 1959, where she trained as a nurse at Hammersmith Hospital. She taught French at the University of Buckingham from 1980 until 2000.

She has been a member of the Board of Visitors for HMP Grendon / Springhill; a member of the Parole Board (1988–1992) and chairman of its Awarding Committee from 1999. She has been Honorary Secretary to the British Moroccan Society since 1985.


Geoffrey Dennis Profile PicGeoffrey Dennis - Trustee

Geoffrey Dennis is a development economist. He started his career as a consultant, and within a few years he became the CEO of a very large economic, financial and environmental consultancy business. On one visit with The World Bank to Asia he witnessed people sleeping with their whole family on railway tracks because their shanty town was flooded during the monsoon period. On return to the UK he decided to change his career path and pursue a career in the charity sector. He started working for The British Red Cross as International Director, then became Country Director for The International Red Cross in DPR ( North) Korea, and finally, as Regional Director of the International Red Cross for the whole of South Asia (eight countries).

On return to the UK after four years abroad, he took over as CEO of CARE International – running the London and Brussels Office for 10 years. Then in 2017 he became CEO of a large charity ( SPANA) protecting working animals in 26 countries around the world – he cares passionately about animal welfare which drew his interest in joining BOS UK as a new trustee.


Jamartin Sihite - Trustee

A long-time conservation activist with significant experience and achievements in conserving Indonesia’a flagship protected species: Komodo dragon (Varanus komodoensis), Sumatran orangutan (Pongo abelii), and Bornean orangutan (Pongo pygmaeus).


After completing his PhD in Environmental Sciences in 2004, Jamartin held key positions in Putri Naga Komodo, the Orangutan Conservation Services Program, PT. Restorasi Habitat Orangutan Indonesia (RHOI), before assuming the role of CEO of BOS Foundation in 2011. Since 2012, under his leadership hundreds of rehabilitated orangutans have been successfully reintroduced to natural habitat in Central and East Kalimantan; a feat that BOS Foundation had been unable to accomplish for a decade due to the challenges of acquiring suitable forest habitat.


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Keywords for: Trustees

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