Professor of Communication Studies, Universitas Padjadjaran

Professor of Behaviour Sciences, VinUniversity, Hanoi, Vietnam

Emeritus Professor of Social and Health Psychology, Massey University

University of Oregon

Associate Professor in Caring Science

Professor of English Language Education, Universitas Negeri Makassar

Makerere University

Lecturer and researcher, Radboud University Nijmegen

University of Maryland

Lecturer, Music Therapy, University of Pretoria, South Africa