Walk21 has an experienced core team, supported by an enthusiastic international network of technical experts.

Bronwen Thornton

Bronwen is an international expert on walking and walkable communities, committed to giving walking a voice on the international stage and within local communities, cities and professional arenas.

Jim Walker

Jim is the founder of Walk21 and is an international policy advisor, committed to enabling more people to walk and ensuring they have safe, attractive and accessible environments to walk in and enjoy it.

Carlos Cañas

Carlos has joined the team as a Geographer specialised in Sustainable Urban Mobility, with a particular interest in Citizen Science approaches applied to Walkability.

Juliet Rita profile

Juliet Rita

Juliet is an urban transport planner and is supporting Walk21 with the coordination of the Africa Network for Walking and Cycling (ANWAC).

Natalia Lleras

Natalia has joined the team as an expert in sustainable, safe, active and gender equitable environments to support our international programmes .

Dr Stefan Steiniger

Stefan is a spatial data specialist and geographic information systems architect supporting Walk21 with the development of walkability measurement tools.

Martin Wedderburn

Martin is a transport planner with over 15 years experience in planning, policy and robust analysis to generate creative solutions.  He helps Walk21 with expertise on measuring, modelling and evaluating walking.

Martha Giraldo

Martha is the Director General of FundaPeatón, the pedestrian advocacy organisation in Medellín, Colombia supporting Walk21 with the development of practical advocacy tools.

Gail Jennings

Gail is a social scientist, sustainable transport planner and PhD Candidate at the Centre for Transport Studies, University of Cape Town. She helps Walk21 with transport and behaviour change research.

Paschalin Basil

Paschalin Basil

Paschalin is an experienced researcher on walking issues and is based in Nairobi Kenya. She is supporting Walk21 with policy research and project delivery.

Hugo Vickers DL

Hugo Vickers DL

Hugo is the Chairman of the Commonwealth Walkway initiative and has been a champion of city walkways since 1977. Hugo is also a biographer, lecturer and broadcaster.

Dr Rodney Tolley

Rodney taught active transport planning for 30 years at university level and was conference director for 18 years. He is an author and speaker.


The Walk21 Foundation is overseen by a Board of Trustees and is supported by an Advisory Council.

News from Walk21

Street Design for Walking: What about quality?

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All you need to know to join us in Walk21 Kigali

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Tirana Walking Action Plan launched

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Trans-Safe Africa: How to Radically Transform Road Safety in Africa

TRANS-SAFE includes 30 partners (including Walk21 Foundation), from across Africa and Europe working together to...

Report: ITF countries could do better for walking and cycling, says PATH report

ITF member countries are increasing their commitment to walking and cycling policies and strategies but...

Workshop Series: Stepping Stones for Better Walking Environments

In a series of interviews, Walk21 is recording the experiences of persons who have been...

Next up in the series on National Policy: Ireland, Portugal, England and Czech Republic

In a series of interviews, Walk21 is recording the experiences of persons who have been...