• PP 2015, held at De Morgan House in London, England
  Plenary speakers: Bruce Sagan and Peter Cameron.
  Special Issue: Discrete Mathematics and Theoretical Computer Science.
  

• PP 2014, held at East Tennessee State University, Johnson City, Tennessee
  Plenary speakers: Sergey Kitaev and Carla Savage.
  Special Issue: Australasian Journal of Combinatorics 64 (1), 2016.

• PP 2013, held at the University of Paris 7 Denis Diderot, Paris, France
  Plenary speakers: Sergi Elizalde and Stéphane Vialette.
  Special Issue: Journal of Combinatorics 6 (1-2), 2015.

• PP 2012, held at the University of Strathclyde, Glasgow, Scotland
  Plenary speakers: Vince Vatter.
  Special Issue: Pure Mathematics and Applications 24 (2), 2013.

• PP 2011, held at California Polytechnic State University, San Luis Obispo, California
  Plenary speakers: Igor Pak and Jeff Remmel.
  Special Issue: Pure Mathematics and Applications 23 (3), 2012.

• PP 2010, held at Dartmouth College in Hanover, New Hampshire, USA
  Plenary speakers: Nik Ruškuc and Richard Stanley
  Special Issue: Pure Mathematics and Applications 22 (2), 2011.

• PP 2009, held at the University of Florence in Florence, Italy
  Plenary speaker: Einar Steingrímsson
  Special Issue: Pure Mathematics and Applications, 21 (2), 2010.

• PP 2008, held at the University of Otago in Dunedin, New Zealand
  Plenary speaker: Mireille Bousquet-Mélou
  Special Issue: Annals of Combinatorics 14(1), 2010.

• PP 2007, held at the University of St. Andrews in St. Andrews, Scotland
  Plenary speakers: Mike Atkinson and Martin Klazar
  Special Issue: Permutation Patterns, LMS Lecture Note Series 376, 2010.

• PP 2006, held at Reykjavik University in Reykjavik, Iceland
  Plenary speaker: Michael Albert
  Special Issue: Annals of Combinatorics 11 (3–4), 2007.

• PP 2005, held at the University of Florida in Gainesville, Florida
  Plenary speaker: Doron Zeilberger
  Special Issue: : Advances in Applied Mathematics 36 (2), 2006.

• PP 2004, held at Malaspina University-College in Nanaimo, British Columbia, Canada
  Plenary speakers: Miklós Bóna and Gabor Tardos

• PP 2003, held at the University of Otago in Dunedin, New Zealand
  Plenary speaker: Herbert Wilf
  Special Issue:: Electronic Journal of Combinatorics 9 (2), 2002–2003.

The conference logo was created by the organizers of PP 2015 following the 2009 design by Julian West. The header image is by Elena Maximova.