The third international workshop on AD-HOC NetwOrks and Wireless was held in the downtown Vancouver facilities of Simon Fraser University. The ?rst ADHOC-NOW was held in 2002 at the Fields Institute in Toronto and the s- ond in 2003 in Montreal. Its purpose is to create a collaborative forum between Mathematicians,ComputerScientistsandEngineersforresearchintheemerging ?eld of ad-hoc networks. The number of submissions exceeded all expectations this year. Over 150 papers were submitted of which 22 regular and 8 short papers were accepted for presentation and inclusion in the conference proceedings. The program comm- teeconsistedofMichelBarbeau,StefanoBasagni,AzzedineBoukerche,Soumaya Cherkaoui, Leszek Gasieniec, Janelle Harms, Jeannette Janssen, Christos K- lamanis, Evangelos Kranakis, Danny Krizanc, Thomas Kunz, Ramiro Liscano, Lata Narayanan, Ioanis Nikolaidis, Stephan Olariu, Jaroslav Opatrny, Pino P- siano, Samuel Pierre, S.S. Ravi, Mazda Salmanian, Sunil Shende, Ladislav S- cho, Martha Steenstrup, Ivan Stojmenovic, Violet Syrotiuk, Ljiljana Trajkovic, Jorge Urrutia, Peter Widmayer, and Kui Wu.
We would like to thank the invited speaker Martha Steenstrup for her - search presentation and the program committee for refereeing the submissions. Many thanks to Paul Boone, Jen Hall, Jo-Ann Rockwood, Zheyin Li, and Tao Wan for helping with the workshop logistics. Special thanks go to MITACS (MathematicsofInformationTechnologyandComplexSystems)andPIMS(- ci?c Institute for the Mathematical Sciences) for supporting the workshop ?n- cially,CarletonUniversityandtheUniversityofAlbertaforprovidingcomputing facilities, and Simon Fraser University for its hospitality.