1. Department of Agricultural Extension and Communication, Faculty of Agriculture, Universitas Sebelas Maret, Surakarta, Indonesia
2. Department of Food Science and Technology, Faculty of Agriculture, Universitas Sebelas Maret, Surakarta, Indonesia
3. Doctoral Program in Development Extension/Community Empowerment Studies, Universitas Sebelas Maret, Surakarta, Indonesia
4. Madras Institute of Development Studies, Gandhinagar, Adyar, Chennai, India