I contribute to several open source efforts, mostly Debian. Links to a few other publications. Are below, as are slides from talks, workshops or lectures.

Currently I work at Yale University. As the Manager of Statistical Support Services in the Yale University Library. Our group helps support researchers across the university with consultations, trainings, and extended one-on-one support. Previously, I worked at The NPD Group. As a Manager on the Analytic Solutions team. I also worked in the Politics Department. Somewhere in all of this I am finishing my Ph. at the University of Rochester. In the Political Science department.

Rcpp for Seamless R and C Integration. The Rcpp package has become the most widely used language extension for R. The powerful environment and language for computing with data. As of May 2015, 379 packages on CRAN. And a further 57 on BioConductor. Deploy Rcpp to extend R, to accelerate computations and to connect to other C projects. This page provides a few pointers to other popular packages using Rcpp, as well as to a few related external sites.

Thoughts on the R Programming Language, Quantitative Finance and Trading. Checkout my new book on Amazon.

Monday, May 11, 2015. Every period I would rank each name on a bunch of different factors, then invest in the highest ranked ones for that month. One thing that is really cool about the pandas dataframe is that it allows multiple rows with the same index.

Raquo; Visualizing Price Scenarios. Raquo; Review of Momentum and Markowitz A Golden Combination paper. Raquo; Optimizing Run Time for Large Universe. Raquo; Run Leadership in Rcpp.

I am a software engineer at RStudio. And previously worked as as a statistical programmer at the rglab. Within the Fred Hutchinson Cancer Research Center. I am an accomplished R programmer, but am also experienced with Python, JavaScript, C, C and Java programming.