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Meet The Speakers

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Jo Coulson (BCBA)


balancing personal and professional ethics

Jo Coulson studied a BSc Psychology and Sociology by winning a scholarship to attend university. During her degree she had lectures on Applied behaviour Analysis which piques her interest in the science. Following this Jo completed a Masters in Intellectual and Developmental Disabilities at the Tizard centre in 2006, which lead to Jo working for a leading autism charity as a behaviour specialist.


She worked her way up to be National Lead for the behaviour support team. Jo’s interest in Applied Behaviour Analysis developed further during that time and in 2013 she became a BCBA following completion of the online programme from University of North Texas.
In 2016 Jo moved to work for Dimensions as a Senior behaviour Consultant. Alongside her work, Jo set up Supporting Positively in 2016 to work as an independent BCBA covering the south east region of England, providing specialist input to families, services and organisations for the implementation of PBS.


Since June 2019 Jo has been working full time as an independent BCBA. Jo chairs the PBS Special Interest Group for the UK Society of Behaviour Analysis, presents on the PBS Matters podcast and regularly presents at the Applied Behaviour Analysis Forum in regards to ethical practice and providing supervision. 

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Leah Hall (BCBA)

Impact of Systems on Ethical Behaviour 

Leah Fennema Hall is a Board Certified Behaviour Analyst with over 10 years’ experience in motivating people to engage in behaviours needed to meet their personal goals as well as those of their organisation.


She has practiced applied behaviour analysis in multiple capacities including 1:1 coaching, training, mentoring, and organisational behaviour management (OBM) consulting. She has a Bachelor of Science degree in Behaviour Analysis, and a Master of Science Degree in Psychology.

Leah is a Director of UK-based Lux Consulting, specialising in behaviour and culture change, organisational systems analysis and behavioural leadership development.


Lux offers organisational performance improvement services to safety critical industries using a unique approach based on extensive experience in the fields of human factors and behavioural science. She is also the owner of US-based Collaborative Behavioural Services, where she has served as Executive Director since 2010. Collaborative provides 1:1 behaviour analytic therapy, coaching, training, as well as organisational behaviour management consulting services. 

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Carrie Philp (MSc)

Navigating the ethics of feeding INterventions

Carrie has been working at Step By Step School for the past 6 years, and is currently a Class Leader for one of the Primary aged classes. She has recently completed the MSc ABA at Queens University in Belfast.


Carrie’s dissertation involved conducting a feeding intervention for pupils displaying food selectivity. She will discuss the research results and the ethical considerations of the implementation of such programs.

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Caroline Clark (BCBA)

the Ethics of Physical Intervention in Applied Behaviour Analysis.

Caroline Clark has been working at Step By Step School for the last 6 years, qualifying as a BCBA in February 2018. She currently works as a Class Leader, overseeing a class of Secondary-aged pupils. Alongside this, Caroline is one of the in-house Team Teach trainers, teaching staff at Step By Step positive behaviour management strategies to support pupils engaging in challenging behaviours. 

Her Talk will be on the Positive Behaviour Management Training – the Ethics of Physical Intervention in Applied Behaviour Analysis. A literature review of Team Teach implementation: the advantages, the obstacles, and the future

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