Charles Adams BSc (Agric) Hons, Dip Applied Educ., Fellow Institute of Horticulture, is a lecturer at the University of Hertfordshire, formerly at Capel Manor and Oaklands College, an external examiner in horticulture, and also a member of the Royal Horticultural Society Qualifications Advisory Committee. Mike Early MSc, BSc Hons, DTA, Cert Ed., formerly a lecturer in horticulture science at Oaklands College, St. Albans, now works as a landscape gardener. Jane Brook BSc (Biochemistry) Hons., MSc (Applied Plant Sciences), MSc (Environmental Management) is a freelance lecturer specialising in Plant Science. She teaches at Capel Manor College and Middlesex University and has previously taught woodland ecology at the University of Hertfordshire. She is also qualified in, and has taught horticulture and has worked in the horticultural retail sector. She is an examiner for the Royal Horticultural Society. Katherine Bamford BSc Hons (Agric Sci), Cert Ed., formerly lecturer in horticultural science at Oaklands College, St Albans, has worked in the commercia sector with herbs, organic vegeables and hardy plants. ?