Editorial
An Environmental Forensics Focus on Petroleum Hydrocarbons
By Robert Morrison, Editor-in-Chief

Oil Spill Fingerprinting
By Zhendi Wang and Merv Finga

Invited Commentary
Electospray Ionization Fourier Transform Ion Cyclotron Mass Spectrometry
By Elizabeth B. Kujawinsky

Contributed Papers
Compositional Changes of Aromatic Steroid Hydrocarbons in Naturally Weathered Oil Residues in the Egyptian Western Desert
By A. O. Barakat, Y. Qian, M. Kim and M. C. Kennicutt, II

Low-Maturity Kulthieth Formation Coal: A Possible Source of Polycyclic Aromatic Hydrocarbons in Benthic Sediment of the Northern Gulf of Alaska
By Gerald K. Van Kooten, Jeffrey W. Short and Jonathan J. Kolak

Total Organic Carbon an Important Tool in a Holistic Approach to Hydrocarbon Source Fingerprinting
By P. D. Boehm, W. A. Burns, D. S. Page, A. E. Bence, P. J. Mankiewicz, J. S. Brown and G. S. Douglas

Using Multiple Criteria for Fingerprinting Unknown Oil Samples Having Similar Chemical Composition
By Zhendi Wang, M. Fingas and L. Sigouin

Improved and Standardized Methodology for Oil Spill Fingerprinting
By Per S. Daling, Liv-Guri Faksness, Asger B. Hansen and Scott A. Stout

Round Robin Study - Oil Spill Fingerprinting
By Liv-Guri Faksness, Per S. Daling and Asger B. Hansen

Alklcyclohexanes in Environmental Geochemistry
By Frances D. Hostettler and Keith A. Kvenvolden

Brazilian Oil Spills Chemical Characterization - Case Studies
By Maria de Fatima Guadalupe Meniconi, Irene Terezinha Gabardo, Maria Eulalia Rocha Carneiro, Silvana Maria Barbanti, Gilson Cruz da Silva and Carlos German Massone

Aspects of Hydrocarbon Fingerprinting using PLS- New Data from Prince William Sound
By Stephen M. Mudge

A Hollistic Approach to Hydrocarbon Source Allocation in the Subtital Sediments of Prince William Sound, Alaska, Embayments
By David S. Page, A. E. Bence, W. A. Burns, P. D. Boehm, J. S. Brown and G. S. Douglas

The Use of Isotopic Comparisons of Individual Compounds for Correlating Spilled Oils and Refined Products in the Environment With Suspected Sources
By R. Paul Philp, Jon Allen and Tomasz Kuder

Oil Identification Based on Goodness of Fit Metric Applied to Hydrocarbon Analysis Results
By Jeffrey W. Short

Identification of PAHs Sources in Bivalves and Sediments 5 years After the Sea Prince oil spill in Korea
By U. H. Yim, J. R. Oh, S. H. Hong, S. H. Lee, W. J. Shim and J. H. Shim