Our Team

Liz Zeidler

Chief Executive

Liz is an internationally recognised leader in sustainable wellbeing with over 20 years of experience in connecting, challenging and supporting change-makers. She has been a key part of the development of all Happy City’s wellbeing measurement tools and approaches. She is a globally in-demand speaker and advisor on community wellbeing and place-based approaches to measuring, understanding and improving wellbeing in all sectors.

Wren Aigaki-Lander

Head of Development

Wren leads Business Development, focussing on the value our work brings to partners and keeping our organisational objectives aligned with our values. She brings over 20 years of experience working with some of the world’s leading purpose-driven organisations, helping to deliver on big visions locally and across the world. Wren holds a degree in Finance and Economics and a CSR-focussed MBA.

Dr Lisa Muller

Head of Research and Measurement

Lisa has over 10 years experience of working in research, impact measurement and evaluation strategy for charities, government and small, community focused businesses. She has extensive experience in designing and delivering complex nationwide impact measurement programmes. Previously, she worked for Sustrans, the Department for Transport, Rethink Mental Illness and Power to Change.

Sophie Sayer

Office Manager

Sophie takes care of operations and wellbeing for the team and looks after our tenants in the Happiness Hub. She has worked in marketing in London, retail in Sweden and fundraising and business management roles in Bristol. Her varied career brings a wide range of skills to her role at Happy City.


Byron Lee

Head of Training

Byron has 30 years experience in health and social care, community, higher education and leadership development. His passion is supporting individuals, teams and organisations weave together different sources of wellbeing knowledge, wisdom and practice to support collaborative learning and change and build supportive and inclusive practices, systems and cultures.

Soraya Safazadeh

Senior Data Analyst

Soraya leads on data analysis for the Happiness Pulse, Thriving Places Index and Happy City’s measurement and research work. She has a background in psychology research and a research master’s in Clinical and Health Psychology. She has also worked with young people to improve their resilience to stress and wellbeing.

Courtenay Crawford

Communications Manager

Courtenay takes a lead on Happy City’s strategic communications, bringing her expertise in digital technology and marketing. Courtenay has previously worked for a number of highly successful SaaS starts-up in Denmark and more recently Bristol’s environmental and charitable sector.

Laura Steele

Project Manager

Laura coordinates the delivery of all Happy City projects, working closely with clients, partners and team members to deliver maximum impact and a great customer experience. She has 8 years’ experience managing projects and programmes in the non-profit and higher education sectors, most recently for UWE Bristol and youth social action charity Student Hubs


Saamah Abdallah

Wellbeing measurement advisor

Saamah is a globally recognised expert in wellbeing measurement and policy, having won the Community Indicators Consortium award in 2016 as an emerging leader in the field of community conditions and wellbeing. Saamah has conducted complex analyses for a range of clients including Eurostat, the Big Lottery Fund, the European Network Against Racism, RAND corporation and Eurofound and served on multiple advisory boards, including the ONS, OECD and Eurostat.


Marc George

Digital developer

Marc is a creative technologist with over 20 years experience working with a diverse range of clients including EMI and Harper Collins. He is a full stack developer who works across multiple programming languages and is highly skilled in developing complex data-collection applications.

Sam Wren-Lewis

Wellbeing measurement advisor

Sam is a writer and philosopher with extensive experience in wellbeing research and measurement. He’s worked on numerous wellbeing policy projects in collaboration with a wide range of local, national and international organisations, including UK Cabinet Office, Office of National Statistics, Public Health England, What Works Centre for Wellbeing, and New Economics Foundation.

Kim Dolton

Book keeper

I keep Happy City’s financial records nice and well organised. Things are so much happier when Quickbooks and the bank agree.


Dave Forman

Design advisor

I support Happy City’s branding and design work.


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Chris Budd

Commercial Guidance

I bring 17 years experience as a business owner from Ovation Finance. My work aims to improve people’s finances at the same time as overall wellbeing.  I’m helping Happy City with commercial nous to make good ‘deals’.

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Dawn Snape


The evaluation and analysis of measures of wellbeing, quality of life and social capital fascinate me.  I believe we can leave a more peaceful, stable and equitable world for our children if we re-focus our efforts around wellbeing as a purpose.

Paul Hardman


I’m delighted to offer my legal knowledge and experience to Happy City.  Clients are definitely looking for something beyond the profit imperative, so work on more wholesome measures of productivity is timely and important.

Carl Kneeshaw

HR Guide

Always keen to improve mental health and wellbeing, I lead 73 HR staff supporting around 134,000 employees.  I have HR/Employment Law and operational experience across a number of sectors with links to c.36 government departments and agencies.

Elizabeth Metcalfe

Company Secretary & Trustee

I am proud to be on the Happy City board, offering my legal expertise and enthusiasm to the Board and Team. In my role as a solicitor, I help guide people from all walks of life when making important legal decisions and understand the importance of well-being, mental health and community empowerment.

Jeremy Pannell


I’m part of the Corporate Finance team at Triodos, with past experience in audit, equity, valuations and management buy-outs.  I’m very motivated by Happy City’s mission to change the way we think of – and measure – prosperity.

Emma Reed

I wanted to support a charity where I could usefully apply my 11 years experience in government as an analyst working on complex policy areas of public health and social care.  In Happy City, I’ve found the perfect match.

Di Robinson


I’ve spent my whole career addressing disadvantage & inequality to create the conditions for community empowerment, resilience and sustainable local economic development.  I believe Happy City has a significant part to play in changing the game for good. 

Liz Zeidler

Chief Executive

Co-Founder of Happy City (both CIC and Initiative), Liz is a director of the CIC

Mike Zeidler


Co-Founder of Happy City (both CIC and Initiative), Mike is a director of the CIC  and co-chair of both boards.

Happy City Volunteers

Happy City has developed with the support of so many (hundreds) of people over the past 10 years that we are unable to list them all here.  We are forever grateful for the part they’ve played, and for their continuing encouragement from afar.