selected publications article Monitoring with social media: Experiences from “integrating” WhatsApp in the M&E system under sweet potato value chain. OPEN AGRICULTURE. 5:395-403. 2020 dataset AVCD Program - Root Crops (OFSP) Annual Survey 2017 2015 AVCD Program - Root Crops (OFSP) Baseline 2015 AVCD Program - Root Crops (OFSP) Continuous Monitoring 2015