Archives for July 2014

How and why we used vouchers in the ColaLife trial (COTZ)

  Kit Yamoyo vouchers | A retailer redeeming a Kit Yamoyo voucher on his phone This blog post is prompted by a review of our work that mis-understood how and why we used vouchers in the ColaLife Operational Trial in Zambia (COTZ). If you assess COTZ retrospectively, as a trial of vouchers, it comes off very very […]

Design like you give a damn – the case for 200ml ORS sachets

This blog post has been gestating for a while but the contractions really started* when I read this tongue-in-cheek post – Designing the least user-friendly products imaginable – which was highlighted by Euan Semple in his Facebook timeline. This mug was one of the least-friendly designs highlighted. Image credit: Designing the least user-friendly products imaginable just for fun […]

Endline Survey Report published

During the ColaLife Operational Trial Zambia (COTZ) three sets of surveys were carried out: a baseline; midline (after 6 months) and endline. All surveys included a household survey and a survey of retailers. The midline and endline also looked at the impact we were having on the rural health centres in the trial sites. Technical […]

COTZ Final Report available

This is the final report of the COTZ Project and was produced by the ColaLife team: Jane Berry, Simon Berry and Rohit Ramchandani. It covers all aspects of the trial: the trial objectives; project need and policy context; the voucher system; sales; costing and pricing; sustainability and forward plans; and finances and cost effectiveness. It […]