Fox School Faculty
Our faculty is comprised of individuals who are recognized as some of the most esteemed thought-leaders in their industries.

Robert T. Krafty



Robert T. Krafty

Title: Assistant Professor
Department: Statistics

Office: Speakman Hall 336
Phone: 215.204.3163

Dr. Krafty’s Curriculum VitateWebsite

Dr. Krafty joined the Department of Statistics in the Fox School in the Fall of 2013 from the University of Pittsburgh, where he served on the faculty in the Departments of Statistics, Biostatistics, and Psychiatry. He earned his PhD in Biostatistics and Master’s degree in Mathematics from the University of Pennsylvania and Bachelor’s degree in Mathematics and Dance from the State University of New York at Stony Brook.

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Dr. Krafty’s research interests include time series, functional data analysis, longitudinal data analysis, multilevel modeling, and applications in biology, medicine, econometrics, public health, and policy. He has received funding from the National Science Foundation, National Institute on Aging, National Heart Lung & Blood Institute, and the National Institute of Mental Health.

Sample Publications

  • Krafty, R. T., Zhao, M., Buysee, D. J., Thayer, J., and Hall, M. (2014) “Spectral Analysis of Heart Rate Variability through Penalized Sum-of-Squares.” Statistics in Medicine. 33: 1383-1394.
  • Krafty, R. T. and Collinge, W. O. (2013) “Penalized Multivariate Whittle Likelihood for Power Spectrum Estimation.” Biometrika. 100: 447-458.
  • Krafty, R. T. and Hall, M. (2013) “Canonical Correlation Analysis Between Time Series and Static Outcomes, with Application to the Spectral Analysis of Heart Rate Variability.” Annals of Applied Statistics. 7: 570-587.
  • Krafty, R. T., Xiong, S., Stoffer, D. S., Buysse, D. J., and Hall, M. (2012) “Enveloping Spectral Surfaces: Covariate Dependent Spectral Analysis of Categorical Time Series.” Journal of Time Series Analysis. 33: 797-806.
  • Krafty, R. T., Hall, M., and Guo, W. (2011) “Functional Mixed Effects Spectral Analysis.” Biometrika. 98: 583-598.
  • Krafty, R. T., Gimotty, P. A., Cookous, G., Holtz, D., and Guo, W, (2008) “Varying-Coefficient Model with Unknown Within-Subject Covariance for the Analysis of Tumor Growth Curves.” Biometrics. 64, 1023-1031.

Awards and Honors

  • D. Raghavarao Publication Award 2014
  • Saul Winegrad Award 2008
  • ENAR Travel Award 2006
  • University of Pennsylvania’s Award for Outstanding Teaching 2002
  • Barry Goldwater Scholarship 1999
  • Phi Beta Kappa 1998


Undergraduate Courses at Temple University
Statistical Reasoning and Games of Chance

Graduate Courses at University of Pittsburg
Applied Statistical Methods I
Applied Statistical Methods II
Applied Advanced Time Series
Advances in Applied Statistics: Functional Data Analysis

Undergraduate Courses at Pittsburgh University
Basic Applied Statistics