Latest News and Announcement

May 2019:  Attending the UN Habitat Conference in Nairobi, the first-ever in the history of the planet, along with 3,000 others participants.  Heard President Uhuru Kenyatta of Kenya speak at the Plenary session on the first day, met the former mayor of Nairobi, and have attended some excellent sessions on informal settlements in Africa, Asia, and Latin America.

May 2019:  Updated website with draft discussion paper on the application of risk heuristics to household solid waste management in Dar es Salaam.

Biases and Environmental Risks in Urban Africa:  Household Solid Waste Decision-Making

May 2019:  Updated website with two papers on risk and decision-making in public management, co-authored with Patrick Roberts.

Decision Biases and Heuristics Among Emergency Managers: Just Like the Public They Manage For?

Herbert Simon’s Forgotten Legacy for Improving Decision Processes

May 2019:  Presented paper on risk and solid waste decision-making at the World Congress on Risk in Cape Town, South Africa.

December 2018:  Posted five student podcasts on international policy and planning themes related to urbanization, fragile states, environment and health, economic development, and the built environment.

April 2018:  Just circulated a draft discussion paper on my household solid waste research projects to the crowd here in Dar es Salaam.

Residential Solid Waste in Dar es Salaam: Survey and Measurement Evidence from Four Informal Settlements

Access your own copy here before they sell out.


Consider presenting a paper or poster at the IAPS Symposium in Dar es Salaam, Tanzania, September 27-29, 2017.  daressalaamiapssymposium-9-2017The gathering, the first of its kind in East Africa, will focus on urban development, planning, and environmental behavior in Africa, Asia and Latin America.  The abstract submission period remains open until January 20, 2017.

For more information, visit