Warren Mukelabai Simangolwa (Water Sanitation and Hygiene Market and Health Systems Advisor, SNV) talks about the success of sanitation marketing for improved handwashing technologies in Zambia.

This interview was filmed at the East and Southern Africa Regional Sharing and Learning Workshop on CLTS and Rural Sanitation 16 – 20 April 2018, Arusha, Tanzania. The event was organised by the CLTS Knowledge Hub with support from SNV Tanzania, and it was funded by SIDA.