As you know you can see everyone who's registered for the conference, but I highlight 4-6 participants every day as this may be an easier way for you to digest the list. You can also look at the Program so see who is doing what.
Antony Williams is the Vice President of Strategic Development for ChemSpider at Royal Society of Chemistry. He lives in Raleigh, NC, blogs on ChemSpider blog and tweets. At the conference, Antony will be quite busy - he will co-moderate the session "Citizen Science and Students", give two Ignite talks ""Crowdsourced Chemistry - Why Online Chemistry Data Needs Your Help" and "Games in Open Science Education", and do a Demo of "ChemSpider - Crowdsourced Curation of Online Chemistry Data".
Jeff Ives writes and manages print and online communications and content for the New England Aquarium. He can be found on Twitter. At the conference, Jeff will co-moderate the session "Broader Impact Done Right".