Guidelines for the motivation of sensory panels within the workplace, by E. Kapparis, J. C. Pfeiffer and C. C. Gilbert. Guideline No. 57, Campden & Chorleywood Food Research Association Group (now Campden BRI), Chipping Campden, UK, 2008. No. of pages: 49. ISBN: 978-0-907503-47-7 and Practical guidelines for monitoring on-going job performance of sensory descriptive panellists, by E. Kapparis, J. C. Pfeiffer and C. C. Gilbert. Guideline No. 58, Campden & Chorleywood Food Research Association Group (now Campden BRI), Chipping Campden, UK, 2008. No. of pages: 78. ISBN: 978-0-907503-48-4.