David M Mutch is a Research Associate at the French National Institute of Health and Medical Research (INSERM) and the Pierre and Marie Curie–Paris 6 University, Paris, France.

Gary Siuzdak is an Associate Professor and the Senior Director of the Centre of Mass Spectrometry at The Scripps Research Institute in San Diego, CA, USA.

Darlene Custodio is the manager of the Metabolomics Science website and is at The Scripps Research Institute in San Diego, CA, USA.