1) The document discusses a conference on training employees to support the learning and development of other employees while working in groups. Examples are drawn from aerospace, health, and accountancy. 2) It focuses on developing expertise in knowledge-intensive workplaces and notes that competence alone is not enough; expertise requires a developmental view and ongoing learning. 3) The importance is discussed of having the capacity to support others' learning as well as the ability to change processes, and of informal learning through interaction and networks.