<p>SAS programmer, statistician, and blogger. My blog (blogs.sas.com/content/iml) contains hundreds of articles about data analysis, statistical programming, simulation, statistical graphics, and the SAS/IML matrix language. Author of the books <em>Statistical Programming with SAS/IML Software</em> (2010) and <em>Simulating Data with SAS</em> (2013), as well as dozens of professional papers.</p>

Rick