Engage an Expert

Statistics.com offers the services of the following distinguished experts. Please review their areas of expertise and then contact whichever one is most appropriate for your work to discuss your project and payment arrangements. Typically, after a brief review, a consultant can get a very general idea of the scope of work and may propose an initial retainer to cover several hours.

Michael Chernick

Michael Chernick is the author of Bootstrap Methods: A Practitioner's Guide (Wiley, 1999), with the second edition title Bootstrap Methods: A Guide for Practitioners and Researchers (Wiley, 2007). He is also the coauthor of Introductory Biostatistics for the Health Sciences: Modern Methods including Bootstrap (Wiley, 2002). Currently Manager of Biostatistical Services at the Lankenau Institute for Medical Research, Dr. Chernick is a Fellow of the American Statistical Association and the author of more than 30 journal articles. He is the winner of the Wolfowitz Prize in 1983 and is a past President of the Southern California Chapter of the American Statistical Association. He has taught at California State University and the University of Southern California, has given several previous short courses on bootstrap methods and has also worked in the aerospace, medical device and pharmaceutical industries.

He has worked in aerospace and insurance, but his main area of expertise is biostatistics and controlled randomized trials (including adaptive designs) with medical devices and drugs. He also has expertise in time series analysis and the theory of extreme values and multivariate outliers. His hourly rate is $150. You can provide information for his review by sending an email to info(at)statistics.com with "Expert Consulting: " and your name in the subject line. Please provide us a brief description of the work, an estimate of the scope (# of hours) of the project, expected duration, etc. You may also submit an attachment. We will forward it to Dr. Chernick. If the project looks feasible, you will be asked to make payments here.

Joseph Hilbe

Joseph M Hilbe is an emeritus professor at the University of Hawaii, an adjunct professor of statistics at Arizona State University, and a solar system ambassador with NASA's Jet Propulsion Laboratory, California Institute of Technology.  During the 1990's he was the statistical consultant to HCFA's Medicare Infrastructure Project, Director of Research at Transitional Hospitals Corporation (a national chain of long term hospitals), and the Senior Econometric Consultant to the Long Term Acute Care Hospital Association of American in Washington DC. Dr Hilbe was largely responsible for crafting the TEFRA payment system for long term hospitals that was approved by Congress in 1998.

Dr Hilbe also served as CEO of National Health Economics and Research Corp and as President of Health Outcomes Technologies in Pennsylvania, which contracted with the Department of Justice to demonstrate how in-patient billing fraud can be detected.  Over 70 million dollars was recovered to the government.  He was also senior statistician for the National Registry for Myocardial Infarctions (NRMI-2) and the National Canadian Cardiovascular Registry (FASTRAK).

Dr Hilbe is an elected Fellow of the American Statistical Association (ASA) and was a member of the founding executive committee of the ASA Health Policy Statistics Section. He is also a Fellow of the Royal Statistical Society, and an elected member (Fellow) of the International Statistical Institute (ISI), the world association of statisticians, for which he is chair of both the ISI Sports Statistics Committee and of the ISI Astrostatistics Committee. He also heads the International Astrostatistics Network, the global association of astrostatisticians. Having authored over one-hundred journal and encyclopedia articles, he is author of two editions of Negative Binomial Regression (2007, 2011, Cambridge University Press), Logistic Regression Models (2009, Chapman & Hall/CRC), R for Stata Users (2010, Springer, with R. Muenchen), Generalized Estimating Equations (2002, Chapman & Hall/CRC with J. Hardin), and two editions of Generalized Linear Models and Extensions (2001, 2007, with J. Hardin). He is also the editor-in-chief of the Springer Series in Astrostatistics and author of three leading articles in StatProb, the on-line statistics encyclopedia sponsored by the world's statistical societies.

Aside from currently serving on the editorial boards of six academic journals in math/statistics, Dr Hilbe is also author of a number of over 100 statistical commands, function, and scripts, many of which are used in commercial statistical software.  He authored the first Stata glm, logistic, and sample size programs, among many others, as well as the COUNT package, which is part CRAN, R's official mirror download site.  He also teaches five separate courses in statistical modeling for Statistics.com.  His hourly rate is $200. You can provide information for his review by sending an email to info(at)statistics.com with "Expert Consulting: " and your name in the subject line. Please provide us a brief description of the work, an estimate of the scope (# of hours) of the project, expected duration, etc. You may also submit an attachment. We will forward it to Dr. Hilbe. If the project looks feasible, you will be asked to make payments here.

Robert A. LaBudde

Dr. LaBudde is is president and founder of Least Cost Formulations, Ltd., a mathematical software development company specializing in optimization and process control software for manufacturing companies. He is the co-author with Dr. Michael Chernick of the forthcoming book An Introduction to Bootstrap Methods with Applications to R, and has served on the faculties of the University of Wisconsin, Massachusetts Institute of Technology, Old Dominion University and North Carolina State University. Dr. LaBudde is currently Adjunct Associate Professor of Statistics at Old Dominion University.

Dr. LaBudde's expertise spans a wide range of science, engineering and manufacturing applications. He has consulted with hundreds of major companies throughout the world. His hourly rate is $150. You can provide information for his review by sending an email to info(at)statistics.com with "Expert Consulting: " and your name in the subject line. Please provide us a brief description of the work, an estimate of the scope (# of hours) of the project, expected duration, etc. You may also submit an attachment. We will forward it to Dr. LaBudde. If the project looks feasible, you will be asked to make payments here.

Bryan Manly

Dr. Bryan Manly is a consultant with Western EcoSystem Technology, Inc. in Cheyenne, Wyoming. Before that, he was Chair of Statistics and Director of the Center for Applications of Statistics and Mathematics at the University of Otago, New Zealand. Manly is the author of Statistics for Environmental Science and Management, Randomization, Bootstrap and Monte Carlo Methods in Biology, The Statistics of Natural Selection, Multivariate Statistical Methods, Resource Selection by Animals, a number of other books, and over 150 articles in refereed journals.

Dr. Manly's areas of expertise include environmental, biological, and ecological statistics. His hourly rate is $130. You can provide information for his review by sending an email to info(at)statistics.com with "Expert Consulting: " and your name in the subject line. Please provide us a brief description of the work, an estimate of the scope (# of hours) of the project, expected duration, etc. You may also submit an attachment. We will forward it to Dr. Manly. If the project looks feasible, you will be asked to make payments here.

James Rutledge

Jim Rutledge, Ph.D., is currently the President of Data Vision, a company that performs statistical consulting and training. Dr. Rutledge has over fifteen years of teaching and consulting experience. He specializes in teaching powerful statistical tools to non-statisticians; he has instructed over 1000 scientists, engineers, managers, and college students. Previously, he served as an Assistant Professor at the United States Air Force Academy and has extensive research and consulting experience in healthcare issues. Dr. Rutledge was recently invited by the National Academy of Sciences to give a presentation on Design of Experiments to Biomedical Engineering Materials and Applications members. Dr. Rutledge earned a B.A. and M.S. in Mathematics from the University of Cincinnati and a Ph.D. in Biostatistics from the University of Colorado Health Sciences Center. Dr. Rutledge is an ASQ Certified Quality Engineer and served as President of the Colorado-Wyoming Chapter of the American Statistical Association.

Dr. Rutledge's areas of expertise include industrial, engineering, quality and health management statistics. His hourly rate is $200. You can provide information for his review by sending an email to info(at)statistics.com with "Expert Consulting: " and your name in the subject line. Please provide us a brief description of the work, an estimate of the scope (# of hours) of the project, expected duration, etc. You may also submit an attachment. We will forward it to Dr. Rutledge. If the project looks feasilbe, you will be asked to make payments here.

Tom Ryan

Dr. Tom Ryan has in recent years served as a Guest Researcher at the U.S. National Institute of Standards and Technology (NIST) and was a major contributor to the popular NIST/SEMATECH e-Handbook of Statistical Methods. He presently consults with companies in the Atlanta area, where he resides, and elsewhere. He is an elected Fellow of the American Statistical Association and the American Society for Quality, and is also a Fellow (member) of the Royal Statistical Society.

He is the author of Statistical Methods for Quality Improvement (2nd ed.), Modern Regression Methods (2nd ed.), Modern Experimental Design (2007), and Modern Engineering Statistics (2007), all single-authored books and all from Wiley, in addition to many research papers published in leading statistics journals. The titles of these books reflect his areas of expertise, in addition to general statistical methodology. His hourly rate is $125. You can provide information for his review by sending an email to info(at)statistics.com with "Expert Consulting: " and your name in the subject line. Please provide us a brief description of the work, an estimate of the scope (# of hours) of the project, expected duration, etc. You may also submit an attachment. We will forward it to Dr. Ryan. If the project looks feasible, you will be asked to make payments here.

Randall E. Schumacker

Randall E. Schumacker is Professor in Educational Research at the University of Alabama. He is the co-author of A Beginner's Guide to Structural Equation Modeling (with Richard Lomax), Advanced Structural Equation Modeling: New Developments and Techniques (with George Marcoulides) and the co-editor (with George Marcolides) of Advanced Structural Equation Modeling: Issues and Techniques and Interaction and Nonlinear Effects in Structural Equation Modeling. Dr. Schumacker was the founder, editor (1994-1998), and is the current emeritus editor of Structural Equation Modeling: A Multidisciplinary Journal. He also founded the Structural Equation Modeling Special Interest Group at the American Educational Research Association.

Dr. Schumacker's areas of expertise are in Statistical Modeling, Psychometrics and Research Design. His hourly rate is $200. You can provide information for his review by sending an email to info(at)statistics.com with "Expert Consulting: " and your name in the subject line. Please provide us a brief description of the work, an estimate of the scope (# of hours) of the project, expected duration, etc. You may also submit an attachment. We will forward it to Dr. Schumacker. If the project looks feasible, you will be asked to make payments here.