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The trustee body draws on expertise from the fields of probation, police, voluntary sector management, the private sector and health.

Lucy Armstrong, Chair

Lucy is Chief Executive of the Alchemists, a business providing entrepreneurial lead advice and coaching to fast growing businesses. Her early career was spent in venture capital with 3i plc, international corporate mergers and acquisitions with Courtaulds Textiles and a period in the executive search industry with Tyzacks. She is a governor of Northumbria University, involved in assisting Newcastle University in their hi-tech spin-out companies and is a member of the North East Industrial Development Board, supporting growing businesses in the North East. Until recently Lucy was Chair of a trans-Atlantic leadership and networking organisation, the British American Project. Lucy is engaged in Anglo-US relations across the political, economic and arts spectra. An active member of HMP/YOI Castington's Independent Monitoring Board, Lucy is involved in monitoring the management of a young offender institution after six years in a similar role at a high security prison. She is also a national tutor for this 'watchdog' role reporting to the Home Secretary. Lucy was educated at Oxford, holds an MBA and is studying criminology.


Sue Winfield LLB, OBE, Trustee

Sue's main career was in the Probation Service, retiring after 32 years when in the role of Deputy Chief Officer for the Northumbria area. During this time she was involved at national level chairing a number of committees developing the work of probation in the criminal courts. Sue was one of the founder members of TDI, following the recognition after the Cleveland Enquiry that there was a need for an improved inter-agency approach to working with sexual offenders. In addition to being a trustee of TDI she is also trustee and currently chair of Helix Arts, a local registered charity developing projects which explores the role and potential of the arts in a social context.


Mike Brown, Trustee

Mike is a chartered accountant.  Following Company Secretary and Finance Director roles in engineering and steel founding companies he became an original partner in Ryecroft Glenton, specialising in fostering the growth of companies involved in emergent technologies.  Throughout his career he has supported many charities of all sizes and was awarded the Silver Acorn by the Scout movement.  He continues his commitment as a consultant, mentor and director to a number of organisations pursuing progress and addressing social challenges. 


Catherine Sowerby, Trustee

Catherine is a Deputy Director at South Tees NHS Foundation Trust providing business support and expertise to senior medical staff across a range of agendas.  She has a broad portfolio of experience in the health sector in both corporate and operational roles and moved to the North East from Yorkshire in 2012. Catherine's background is private sector marketing prior to joining the NHS in 2004.  


Detective Chief Inspector Jackie Coleman, Northumbria Police, Advisory Board Member

Jackie is a senior police officer within Northumbria's Protecting Vulnerable People Unit. Her department deals with allegations of abuse towards some of society's most vulnerable people.

These crimes are often very serious (ranging from attempted murder to harassment) against victims that are already vulnerable, due to age, disability or other circumstance.


David Gardiner, BA, MSC, CQSW,  Advisory Board Member

Dave is Deputy Chief Executive and a Company Director of the Northumbria Community Rehabilitation Company (CRC) and a long-term supporter of TDI.  After a varied early career, including work with adults with learning disabilities, he joined the Probation Service in 1982.  He was responsible for setting up the local multi-agency public protection arrangements (MAPPA) jointly with Northumbria Police in 2001 and chaired the MAPPA Strategic Management Board in its first six years of operation.  Over the years he has also overseen the establishment of accredited sex offender programmes within Northumbria, the local piloting of polygraph testing and the development of Probation victim liaison and restorative justice initiatives.

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