The InterPlanetary Networking Special Interest Group (IPNSIG) of the Internet Society (ISOC) has announced the organizations' Second Annual IPN Conference in Washington, DC; slated for Monday, May 18, 2015. This time focusing on Delay & Disruption Tolerant Networking (DTN): the Emerging Standard for Space Data Communications.

Speakers include:

Vint Cerf (Google VP, co-author of TCP-IP, one of the “fathers of the Internet—and IPN-ISOC board member) will provide an overview of InterPlanetary Networking.
The NASA/Boeing team (Brett Willman & Suzanne Davidson) working on DTN aboard the International Space Station
The NASA team (David Israel & Donald Cornwell) who concluded the very successful Lunar Laser Communication Demonstration in late 2013 and who are planning the 2017 Laser Relay Communication Demonstration.
Scott Burleigh (JPL’s chief DTN architect) will be explaining recent significant enhancements to the ION DTN distribution (the distribution currently in use on ISS).
Keith Scott leads the Consultative Consortium for Space Data Systems (CCSDS) DTN working group that is standardizing DTN protocols for use in civilian space missions. He will talk about the Bundle Protocol becoming one of the networking protocols being standardized for space communication as part of the Solar System Internet (the other is IP).
Scott Pace is the Director of the Space Policy Institute at George Washington University. He will be speaking about the increasing importance of space policies as more nation states engage and collaborate in space exploration.

While admission is free for all to attend, and breakfast, lunch and an afternoon snack will be provided it is crucial that you register to attend. Physical attendance is limited to 150 people. The event will reportedly be webcast on the Internet Society’s LiveStream Channel and presentations will also be published on YouTube for VOD streaming poste-event. You can register for the event at the IPN's Eventbrite site.