The summer edition of Healthcare Professionals Crossing Borders Update is available with articles highlighting the UK and Ireland's Memorandum of Understanding related to reciprocal recognition of professional qualifications; a report on task shifting in healthcare systems, including whether some tasks currently being performed by health workers could be undertaken by machines; a European Commission High-Level Expert Group on Artificial Intelligence and a set of seven key requirements for AI systems to be deemed trustworthy; a joint statement by the UK's nine healthcare regulators about the benefits of becoming a reflective practitioner; the Australian Health Practitioner Regulation Agency's new video series to support the public and practitioners through the complaints process; and a new report on international mobility of health workers.