All articles in this issue (6 articles) were authored/co-authored by 25 authors from 16 institutions and 7 countries (Malaysia, Yemen, Tanzania, Egypt, Suriname, Brunei Darussalam, and Indonesia). The production of this issue has also involved the collaboration of 12 editors representing four different countries (Indonesia, Australia, Malaysia, and the Netherlands), as well as the contributions of 12 reviewers from six different countries (Indonesia, China, Malaysia, the United States, Nigeria, and Timor Leste).