Walter Pickel received his PhD from the Rheinish Westfaelische Hochschule (RWTH) Aachen, Germany in 1991.He taught and worked at RWTH until 1998. He then joined CSIRO Petroleum in North Ryde, Sydney as a senior research scientist. In 2003 he joined Harold Read & Associates with whom he co-founded Coal & Organic Petrology Services P/L in Sydney in 2004, a company of which he is the managing director. In 2017 after the retirement of Harold Read, Walter moved the laboratory to Balmain.  Apart from teaching at Aachen University, he has been giving classes and workshops at Cologne University, in Chile, Indonesia, Germany, Iran and Australia.  He is author/co-author of many reviewed papers and abstracts. He is a member of the International Committee on Coal and Organic Petrology (ICCP) since 1991 and accredited for Coal Analysis, Coal Blend Analysis and Dispersed Organic Matter Analysis

OLYMPUS DIGITAL CAMERA Elena Karmazina has worked with Coal and Organic Petrology Services since July 2007. She completed a Geology degree at the Moscow State University, Geology Department, Russia. She participated in Round Robin Analysis conducted by ICCP and the Australian Coal Petrology Group. She has received ICCP Accreditation since 2008.