Welcome!

I'm a fifth-year PhD Student at UMass Amherst in the College of Information and Computer Science. Advised by Andrew McGregor, I study CS theory - particularly graphs, randomized algorithms, complexity, and applications of these topics to systems problems.

Check out the slides

from my recent presentation to the NSF "Algorithms in the Field" grant committee

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Finding Densest Subgraphs in the Streaming Model

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Streaming Vertex and Hyperedge Connectivity

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Get In Touch

If email clients intimidate you, why not send me a message via this convenient web form? Well, actually, you can't do that right now because I haven't gotten it working yet. Check back soon!

  • Mail:

    College of Information and Computer Sciences,
    140 Governor's Drive,
    University of Massachusetts,
    Amherst, MA 01003-9264
  • Office

    Room 314
    4th desk on the right
    140 Governor's Drive
    Campus Map
    Area Map
  • Email

    dtench@cs.umass.edu