Alpha Lambda Delta Phi Eta Sigma at Purdue University

ΑΛΔΦΗΣ Purdue Chapter


Alpha Lambda Delta Phi Eta Sigma (ALDPES for short) is a Freshmen National Honors Society. Any student who achieves a 3.5 GPA their first semester will be invited to join. For more information check out our FAQ here.

Members who were initiated last spring or who will be this fall and who have a 3.5 grade index are eligible to compete for National Alpha Lambda Delta and National Phi Eta Sigma scholarships. Competition for these scholarships will take place during the spring semester, so be watching for more application information and keep up the hard work!


Congratulations to all of our new members!

March 29th 2015

Spring Induction was a huge success! If you were unable to attend, we will be at the Union tables right across from Starbucks on Monday, April 27th from 3:30 to 5:00 PM, where you can pick up your T-shirts, pins, and magazines.