Each year the International Meteor Organization organizes a four-day conference where meteor enthousiasts from around the world can meet each other. The proceedings of past conferences are available in the publications of the IMO.
The International Meteor Conference 2013 will be held in Poland in August 2013. More info at www.imo.net/imc2013.
Previous conference websites: Slovenia 2001, Poland 2002, Germany 2003, Bulgaria 2004, Belgium 2005, The Netherlands 2006, France 2007, Slovakia 2008, Croatia 2009, Northern Ireland 2010, Romania 2011, Spain 2012.
Paul Roggemans and Casper Ter Kuile compiled a complete overview of all the past conferences. Have a look how the IMC as we know it was formed and recognize some of the founders or long-time meteor-enthousiasts on pictures from when they still had a few kilos less... From the first Meteor Seminar in 1979 till the last conference, it's all there.
The IMO Council welcomes proposals for organizing future editions of the conference. Instructions on creating a proposal can be found in the article "Call for Future IMCs" (PDF - scroll down to bottom). A template example of a proposal which was previously accepted is "Proposal for holding the 2010 IMC" (PDF).