Meet the team

We are a growing team of professionals with deep expertise in behavioural science, technology, coaching and information.


The Climate Habits Leadership Team

Judith Porter, MD

Judith Porter

Judith has over 20 years experience in Marketing, Communications and Behaviour Change, and was previously a Communications Director and Head of Marketing in the UK Government.  She started her career in P&G and Coca Cola.

She founded Climate Habits when she saw that there was an opportunity for a workplace sustainability programme that built on the decades of research about health behaviour change to create more meaningful engagement and greater personal impact.

Steph Gray, Technology

Steph Gray

Steph has worked in communications and digital products for 20 years, from market research to digital agencies. He founded, grew and sold his agency business, where clients ranged from British Antarctic Survey and Committee on Climate Change to McKinsey and L’Oréal.

He’s a reclaimed woodworker, regular giver-and-taker on zero-waste app Olio,  and is still trying to work out where to put Tetra Paks in the recycling.

Melissa Case CBE, Coaching

Melissa Case
Melissa is an executive and leadership coach, working mainly with clients in the public, academic and charitable sectors. While as a former policy lead in central government she has experience of trying to influence behaviour change at a systemic level, she is really excited about how coaching can support individuals’ beliefs in their own agency to make the changes they want to see in the world. Melissa is also a mindfulness and yoga teacher, and chair of a small charity focusing on medical education in East Africa.

Janine Chandler, Innovation

Janine Chandler

Janine is an expert in innovation, marketing strategy and supporting leaders in solving complex organisational challenges.

Janine has over 30 years’ experience and was a partner at Good Innovation and Chair of Traverse, a leading market-research consultancy. Janine is currently CEO of Jump in Puddles innovation consultancy and is chair of MyBigCareer. She has formerly held senior positions at Cancer Research UK, the Central Office of Information (COI) and the BBC.

Janine is passionate about helping purpose-led organisations and driving transformational social change. 

Rachel Abbot, Behaviour Change

Rachel Abbot

Rachel is a Director and Social-Behaviour-Change Lead at The Behavioural Architects (TBA).

TBA is a global award-winning insight, research and consultancy business specialising in understanding and influencing behaviour, based on cutting-edge behavioural science and behavioural economics.

Rachel leads work with some of the world’s biggest companies to develop powerful frameworks that fuel deeper understanding of consumer behaviour and ways to change it.

Tuze Mekik, ESG

Tuze Mekik

Tuze is a sustainability specialist and over her 20-year career has focussed on maximising the positive social and environmental impacts of business. She is currently Group Head of Sustainability for Dr Martens plc where her role includes achieving net zero on Source 3 emissions. She has previously held ESG leadership roles in Burberry and Gap, building sustainable supply chains, delivering responsible sourcing and developing codes of conduct and HR tools. She has also acted as a change agent on the ground in factories in Europe, North Africa and the Middle East.