Stephen Watts, Head of School of Physics and Astronomy (University of Manchester).

Rudolf de Bruyn-Ouboter (Leiden)
The beginning of dilution refrigeration in Leiden

Peter Ford (Bath)
The principles behind the helium dilution refrigerator and its first success at Manchester – a personal reflection

 Oscar Vilches (Seattle)
John Wheatley and his first dilution refrigerators

 George Pickett (Lancaster)
Dilution refrigerators for millikelvin temperatures

 Vladimir Mikheev (Oxford)
Dilution refrigerators with cryogenic cycle circulation and adsorption pumping

 Tapio Niinikoski (CERN, retired)
Powerful dilution refrigerators for particle physics experiments

 Kurt Uhlig (Garching)
Cryogen-free dilution refrigerators

 Alan Benoit (Grenoble)
Dilution cooling for space applications

 Graham Batey (Oxford Instruments)
50 years of continuous innovation of ultra low temperature research tools

 Andrey Penzev (Cryogenic Ltd)
Dilution refrigerators with superconducting magnets