Tiffani L. Williams

Associate Professor

Research Interests

  • Bionformatics/Computational biology
  • Phylogeny
  • High-performance computing
  • Optimization
  • Performance Analysis

Awards & Honors

  • DARPA CS2P participant, 2006
  • Radcliffe Institute Fellow, 2004-2005
  • Alfred P. Sloan Postdoctoral Fellowship in Computational Biology, 2002-2004
  • McKnight Doctoral Fellowship, 1994-1999


  • Ph.D. Computer Science, University of Central Florida, 2000
  • B.S. Computer Science, Marquette University, 1994

Selected Publications

Seung-Jin Sul and Tiffani L. Williams, "Big Cats, Consensus Trees, and Computational Thinking," book chapter, Bioinformatics for Biologists, to appear.

Suzanne J. Matthews and Tiffani L. Williams,"An Efficient and Extensible Approach for Compressing Phylogenetic Trees', BMC Bioinformatics, to appear.

Grant Brammer, Ralph Crosby, Suzanne Matthews, and Tiffani L. Williams, "Paper Mache: Creating Dynamic Reproducible Science'', International Conference on Computational Science (ICCS'11), 2011.

Hyun-Jung Park, Seung-Jin Sul, and Tiffani L. Williams, "Large-Scale Analysis of Phylogenetic Search Behavior," book chapter, Advances in Computational Biology, to appear.

Suzanne J. Matthews, Seung-Jin Sul and Tiffani L. Williams,"A Novel Approach for Compressing Phylogenetic Trees'', International Symposium on Bioinformatics Research and Applications (ISBRA'10), 2010.

Grant Brammer and Tiffani L. Williams, "Decision Tree Learning to Analyze Collections of Evolutionary Trees'', IEEE Symposium on Computational Intelligence in Bioinformatics and Computational Biology (CIBCB'10), 2010.

Suzanne J. Matthews and Tiffani L. Williams. "MrsRF: An Efficient MapReduce Algorithm for Analyzing Large Collections of Evolutionary trees," Asia- Pacific Bioinformatics Conference (APBC'10), publication appears in BMC Bioinformatics.

Seung-Jin Sul, Suzanne J. Matthews, and Tiffani L. Williams. "Using Tree Diversity to Compare Phylogenetic Heuristics", BMC Bioinformatics.

Seung-Jin Sul and Tiffani L. Williams, "An Experimental Analysis of Consensus Tree Algorithms for Large-Scale Tree Collections," 5th Intl. Symposium on Bioinformatics Research and Applications (ISBRA'09).

Hyun-Jung Park and Tiffani L. Williams, "A Fitness Distance Correlation Measure for Evolutionary Trees," 1st Intl. Conference on Bioinformatics and Computational Biology (BiCoB'09).