Prof Dr Diestel is co-editor of the International Journal of Stress Management®.

The journal is a journal of the American Psychological Association with a 5-year impact factor of 4 .4.

The focus of the International Journal of Stress Management® (IJSM) is on the assessment, management and treatment of stress and trauma, whether emotional, cognitive, behavioural or physiological. Personal, professional, organizational and societal issues relevant to the identification and management of stress are addressed.

IJSM publishes articles that advance theory and practice and promote methodologically sound research in stress identification and management across disciplines. These include psychology and other social sciences, psychiatry, medicine, therapy and other areas of healthcare, business and industry, humanities, arts, education and engineering.