The 2012 PHR/SPHR Audio CD has been revised and updated for the new 2012 exams. The Set covers all six of the functional areas and is an excellent supplement to any PHR/SPHR candidates' study materials. In addition to the six functional area topics, the set includes an audio glossary of terms as well as numerous test-taking tips and techniques. The 11-CD set was developed by David Siler, SPHR, GPHR, an award-winning lecturer to businesses and HR professionals on many HR related topics. He is also a former question-writer for the HRCI exams.