Lyndal co-leads the Discipline of General Practice at the University of Sydney and has been a practising GP for over thirty years. She currently provides pro bono care at the Asylum Seekers Centre in Newtown. She teaches primary health care within the international public health masters program and co-leads an NHMRC Centre for Research Excellence ‘Ask, Share. Know: Rapid Evidence for General Practice Decisions’. She serves on the International Patient Decision Aids Standards committee and has received international recognition for her research in shared decision-making.