John Fox's Home Page

This website is no longer actively maintained.

There is a separate up-to-date website with resources for my books.

John Fox

"He who loves practice without theory is like the sailor who boards ship without a rudder and compass and never knows where he may be cast." -- Leonardo da Vinci, 1452-1519

"The secret of the demagogue is to appear as dumb as his audience so that these people can believe themselves as smart as he is." -- Karl Kraus, 1874-1936

"[R]eality must take precedence over public relations, for Nature cannot be fooled." -- Richard P. Feynman. 1918-1988

"Ignorance more frequently begets confidence than does knowledge." -- Charles Darwin. 1809-1882

"Certainement qui est en droit de vous rendre absurde est en droit de vous rendre injuste." -- Voltaire (Francois-Marie Arouet) 1694-1778

Selected Short Courses, Lectures, Workshops, Tutorials, and Talks

Regression Graphics: Added-variable and component+residual plots, as implemented in the car and effects packages for R (November 2022, CANSSI Statistical Software Conference): slides, R script

Regression Diagnostics (May 2022, SORA/TABA Workshop)

Introduction to the R Statistical Computing Environment Lecture Series (July 2021, cancelled, ICPSR Summer Program)

Webinar: Using the R Commander in Basic Statistics Courses (March 2018, American Statistical Association/Teaching of Statistics in the Health Sciences Section)

Visualizing Simultaneous Linear Equations, Geometric Vectors, and Least-Squares Regression with the matlib Package for R (June 2016, useR! Conference, Stanford)

Structural Equation Modeling with the sem package for R, Writing R packages, Teaching Statistics Using R and the R Commander (January 2016, IQS Barcelona, Spain)

Linear Models, Logit and Probit Models, Generalized Linear Models (June 2010, York Summer Programme in Data Analysis)

Introduction to Nonparametric Regression (May 2005, ESRC Oxford Spring School)

Note: To reduce duplication, I've listed the most recent occasion on which I addressed a particular topic.


Current Books:

cover picture  NEW Information on John Fox, A Mathematical Primer for Social Statistics, Second Edition (Sage, 2021).

cover  NEW Information on John Fox, Regression Diagnostics: An Introduction, Second Edition (Sage, 2020)


companion cover NEW Information on John Fox and Sanford Weisberg, An R Companion to Applied Regression, Third Edition (Sage, 2019), including access to on-line appendices, data files, R scripts, errata, updates, and more.



cover picture  Information on John Fox, Using the R Commander: A Point-and-Click Interface for R (Chapman and Hall/CRC, 2017), including access to data files, errata and updates,


cover picture  Information on John Fox, Applied Regression Analysis and Generalized Linear Models, Third Edition (Sage, 2016), including access to appendices, datasets, data-analysis exercises, errata, New! answers to odd-numbered exercises in the text, and New!bonus Chapter 25 on Bayesian estimation of regression models and Chapter 26 on causal analysis of observation data.

cover   Information on John Fox, Nonparametric Simple Regression: Smoothing Scatterplots (Sage, 2000), and Multiple and Generalized Nonparametric Regression (Sage,


cover   Information on Robert Stine and John Fox, eds. Statistical Computing Environments for Social Research (Sage, 1996).


Statistical Software:

R package candisc (R package for canonical discriminant analysis), by Michael Friendly and John Fox.
R package car (Companion to Applied Regression) package for R. Software associated with Fox and Weisberg, An R Companion to Applied Regression, Second Edition.
R package effects (R package for effect displays), by John Fox, Sanford Weisberg, and Jangman Hong.
R package heplots (R package for visualizing hypothesis tests in multivariate linear models), by John Fox, Michael Friendly, and Georges Monette
R package ivreg (R package for instrumental variables regression), by John Fox, Christian Kleiber, and Achim Zeileis.
            package matlib (R package for learning linear algebra), by Michael Friendly and John Fox.
R package polycor (R package for polychoric and polyserial correlations).
R package Rcmdr (R package, a basic-statistics graphical-user-interface for R).
R package RcmdrPlugin.survival (Rcmdr plug-inpackage for survival analysis).
R package sem (R package for structural equation modeling), by John Fox, Zhenghua Nie, and Jarrett Byrnes.

LISP Some additions to Cook and Weisberg's Arc software.

Last Modified: 2023-07-04 John Fox, jfox AT