What is health information? -- Is a consultation needed? -- Why is this patient here today? -- How decision support tools help define clinical problems -- How computers can help to share understanding with patients -- How informatics tools help deal with patients' problems -- How computers help make efficient use of consultations -- Referral or follow-up? -- Keeping up: learning in the workplace -- Improving services with informatics tools -- Communication and navigation around the healthcare system -- eHealth and the future: promise or peril?