Authors

Nicholas H. Snow

Nicholas H. Snow is the Founding Endowed Professor in the Department of Chemistry and Biochemistry at Seton Hall University, and an Adjuncy Professor of Medical Science. During his 30 years as a chromatographer, he has published more than 70 refereed articles and book chapters and has given more than 200 presentations and short courses. He is interested in the fundamentals and applications of separation science, especially gas chromatography, sampling, and sample preparation for chemical analysis. His research group is very active, with ongoing projects using GC, GC-MS, two-dimensional GC, and extraction methods including headspace, liquid-liquid extraction, and solid-phase microextraction. Direct correspondence to: LCGCedit@mmhgroup.com

Dwight R. Stoll

Dwight R. Stoll is the editor of “LC Troubleshooting”. Stoll is a professor and the co-chair of chemistry at Gustavus Adolphus College in St. Peter, Minnesota, USA. His primary research focus is on the development of 2D-LC for both targeted and untargeted analyses. He has authored or coauthored more than 75 peer-reviewed publications and four book chapters in separation science and more than 100 conference presentations. He is also a member of LCGC’s editorial advisory board. Direct correspondence to: amatheson@mjhlifesciences.com

Steven Ray Wilson

Steven Ray Wilson is a professor in analytical chemistry at the Department of Chemistry, University of Oslo, Norway. His research focuses on the development and application of LC–MS methods for studying laboratory-grown organ models, for example, organoids and organ-on-a-chip. He has a strong focus on medical and clinical applications, and collaboration with industry.

Emanuela Gionfriddo

Emanuela Gionfriddo is a professor at the University at Buffalo, in Buffalo, New York. She received her PhD in analytical chemistry in 2013 from the University of Calabria, and carried out postdoctoral studies with Prof. Janusz Pawliszyn at the University of Waterloo in Canada. The focus of her work is creating green extraction methodologies to analyze complex biological and environmental samples. Gionfriddo has also been recognized with a National Science Foundation CAREER Award, and she is the 2023 winner of the LCGC Emerging Leader in Chromatography Award.

Jerome Workman, Jr. serves on the Editorial Advisory Board of Spectroscopy and is the Executive Editor for LCGC and Spectroscopy. He is the co-host of the Analytically Speaking podcast and has published multiple reference text volumes, including the three-volume Academic Press Handbook of Organic Compounds, the five-volume The Concise Handbook of Analytical Spectroscopy, the 2nd edition of Practical Guide and Spectral Atlas for Interpretive Near-Infrared Spectroscopy, the 2nd edition of Chemometrics in Spectroscopy, and the 4th edition of The Handbook of Near-Infrared Analysis. Direct correspondence to: jworkman@mjhlifesciences.com

Vaughan S. Langford

Vaughan Langford is a principal scientist at Syft Technologies in New Zealand. He joined Syft in late 2002 after completing his Ph.D. in physical chemistry at the University of Canterbury, and postdoctoral fellowships at the Universities of Geneva, Western Australia, and Canterbury. He has over 30 peer-reviewed publications on a wide range of SIFT-MS applications, and has contributed numerous conference papers. Direct correspondence: vaughan.langford@syft.com

Chris Burgess

Chris Burgess is the principal consultant of Burgess Consultancy, Barnard Castle, Co. Durham, UK, specializing in the quantification and validation of analytical instrumentation and systems and statistical evaluation of data. He is also an elected member of the USP PAL-DS Expert Committee 2025–2030.


Kevin A. Schug is a Full Professor and Shimadzu Distinguished Professor of Analytical Chemistry in the Department of Chemistry & Biochemistry at The University of Texas (UT) at Arlington. He joined the faculty at UT Arlington in 2005 after completing a Ph.D. in Chemistry at Virginia Tech under the direction of Prof. Harold M. McNair and a post-doctoral fellowship at the University of Vienna under Prof. Wolfgang Lindner. Research in the Schug group spans fundamental and applied areas of separation science and mass spectrometry. Schug was named the LCGC Emerging Leader in Chromatography in 2009, and most recently has been named the 2012 American Chemical Society Division of Analytical Chemistry Young Investigator in Separation Science awardee.

Davy Guillarme

Davy Guillarme is with the School of Pharmaceutical Sciences Institute of Pharmaceutical Sciences of Western Switzerland, at the University of Geneva, in Geneva, Switzerland, and the University of Geneva, Geneva, Switzerland.

Aleksandra Gorska

Aleksandra Gorska is a teaching assistant and PhD candidate working under the supervision of Prof. Giorgia Purcaro at the Faculty of Gembloux Agro-Bio Tech (University of Liège). She obtained a master’s degree in bioengineering in 2023. Her current research focuses on developing sample preparation methods for the analysis of MOSH/MOAH in food, as well as their toxicological evaluation.

James Sweatman holds a bachelor’s degree in chemistry from the University of Liverpool, UK, and a master’s degree in analytical chemistry from the University of Huddersfield, UK, and is currently an analytical investigator at Almac Sciences in Northern Ireland. With a career in analytical chemistry spanning over 28 years in the environmental and healthcare fields, he is an expert in analytical method development for small molecules with various chromatographic and spectroscopic techniques. Since joining Almac Sciences in 2007, he has led the analytical development and validation support for many small molecule GMP manufacturing campaigns. Direct correspondence to: james.sweatman@almacgroup.com

Isabel Kolinko is a business development manager at Genedata, AG, where she is responsible for new product development and R&D on digitalization of biotherapeutic discovery and development workflows. She completed her PhD in Biology at LMU Munich and postdoctoral fellowships at University of California, San Francisco and ETH Zürich, and serves as a lecturer at the University of Basel.

Wesley W. Barnhart

Wesley W. Barnhart is a principal scientist in the Synthetic Separations group within the Research and Development department at Amgen. His expertise is focused on analytical and preparative separations of achiral and chiral small molecules, oligonucleotides, and mass-directed purification of microgram levels of pharmaceutical compounds.