Kenneth Lightfoot Medal

The Kenneth Lightfoot Medal is presented for the best talk or webinar given to members during the previous papers session.  The winner is selected by votes cast by IOR members.  

The award is supported by Lightfoot Defence and the prize includes an engraved medal and a cheque for £500 provided by Lightfoot Defence.  

How to cast your vote

Voting for the 2025-2026 papers will open in June 2026

Winner of 2023/2024 Lightfoot Medal as voted for by IOR members

• "Heat Networks in Rural Areas" by Dylan Betts

Previous winners

Visit the IOR webinar channel to see the IOR webinar library 

• 2023/2024 "Heat Networks in Rural Areas." by Dylan Betts
• 2022-2023 Is Money Best Spent on Energy-Efficient Design or Maintenance? by Robert Unsworth MInstR
• 2021-2022 "Carbon Dioxide Hazard Assessment and Safety System Requirement  by Dermot Cotter FInstR  
• 2020-2021 - Relief valve arrangements for CO₂ refrigeration systems by Stephen Benton and Andy Pearson
• 2019/2020 "GreenSCIES – Green Smart Community Integrated Energy Systems – Integration with data centres by Catarina Marques FInstR, R.Tozer, A Revesz, C. Dunham, P.Jones, R. Matabuene, C. Bond, H. Lagoeiro, M. Wegner, G.Davies, G. Maidment FInstR"
• 2018/2019 "Why don't more people install heat pumps" by Andrew Gigiel FInstR
• 2017/2018 Impact of refrigerant charge on capacity and efficiency of low GWP refrigerant systems by Chris Druce MInstR  
• 2016/17 "Refrigerant choices for small scale industrial refrigeration" by Rob Lamb
• 2015/16 " Ammonia leakage, dispersion and risk assessment" by Andy Pearson and Maurice Young
• 2014/15 "Comparison of evaporative and air cooled condensers in industrial applications" by John Clark and Angus Gillies
• 2013/14 “A novel low energy defrost process for the frozen food chain” by Tom Davies, Robin Campbell and Varun Thangamani
• 2012/13 “HFO R1234ze for variable speed centrifugal chillers” by  Dr Andy Pearson
• 2011/12 ""The development of a domestic adsorption gas-fired heat pump” by Professor Bob Critoph and Steven Metcalf
• 2010/11 "Cooling the Typhoon" Derek Cranvey
• 2009/10 "Building Services for Low Carbon Supermarkets" by Andy Campbell
• 2008/9 "A cooling case study – Heathrow Terminal 5 Ammonia Chillers” by George Adams and Derek Moore
• 2007/8 "Trigeneration - a solution to efficient use of energy in the food industry" by Savvas Tassou, Doug Marriott, Issa Chaer, Nyoman Sugiartha and Nyoman Suamir
• 2006/7 Dr Fuqio Wang, Graeme Maidment 3, A. Ford, N. Barker, J. F. Missenden
• 2005/6 Dr Guy Hundy and Dr E Winandy
• 2004/5 Dr Fuquio Wang, Prof Graeme Maidment , Dr John Missenden Dr Tassos Karayiannis and Dr Colin Bailey
• 2003/4 Mr DJG Butler
• 2002/3 Mr D Blackhurst
• 2001/2 Dr G Hundy
• 2000/01 Dr GG Maidment 1and Dr R Tozer
• 1999/2000 A. Gigiel, S Russell and DJG Butler
• 1998/9 Mr D Blackhurst
• 1997/8 Dr SF Pearson
• 1996/7 Dr G Hundy and Dr S Kulkarni
• 1995/96 Dr S F Pearson
• 1994/95 Mr B Ellison
• 1993/94 Mr A C Stera
• 1992/93 Prof G G Haselden & Dr J Chen
• 1991/92 Dr S F Pearson
• 1990/91 Dr G F Hundy, Dr J P Elson & Mr K J Monnier
• 1989/90 Dr S F Pearson
• 1988/89 Dr C Ramshaw & Dr T L Winnington 
• 1987/88 Mr A C Stera
• 1986/87 Dr P G Harraghy & Mr J M Barber
• 1985/86 Dr M V Casey & Mr F Marty
• 1984/85 Mr L F Moore
• 1983/84 Prof G F Lorentzen
• 1982/83 Dr S F Pearson
• 1981/82 Dr G F Hundy
• 1980/81 Messrs R M Storey & J Graham
• 1979/80 Messrs C Bailey & S J James
• 1978/79 Dr M V Casey
• 1977/78 Messrs R P Cox & C Bailey
• 1976/77 Dr S F Pearson
• 1975/76 Mr W B Gosney & Dr H A-L Olama
• 1974/75 Prof J F T MacLaren& Dr A B Tramschek
• 1973/74 Dr C L Cutting & Mr R Malton
• 1972/73 Dr A E Hawkins, Messrs C A Pearson & D Rayner
• 1971/72 Mr W B Gosney
• 1970/71 Mr K H Richler & Mr G Schumacker
• 1969/70 Dr C L Cutting
• 1968/69 Mr E J Perry
• 1967/68 Dr J F T MacLaren & Mr S V Kerr
• 1966/67 Mr W B Gosney
• 1965/66 Mr E Woodcock
• 1964/65 Dr J C Fidler
• 1963/64 Mr V S Meadows
• 1962/63 Prof G F Lorentzen
• 1961/62 Mr W B Gosney
• 1960/61 Mr G P Smedley
• 1959/60 Messrs J M Buist & R Hur
• 1958/59 Dr H J Goldsmid
• 1957/58 Dr G G Haselden & Dr L Klimak
• 1956/57 Miss B Shilling
• 1955/56 Dr H I Andrews
• 1954/55 Dr N P Allen
• 1953/54 Mr J F T MacLaren
• 1952/53 Mr W B Gosney
• 1951/52 Messrs E S Green & J C E Lowcock
• 1950/51 Mr A O'Branden
• 1949/50 Mr R P Bell
• 1948/49 Mr R R Huitson
• 1947/48 Mr S H W Richards
• 1946/47 Messrs Fletcher, Swatman & Wood
• 1945/46 Mr M J Hickman