Here you can add your name and affiliation (if you'd like) so we know how many people to prepare for.

• Lisa Green - Creative Commons (Saturday only) 
• Nicolas Myers & Ross Cairns & Tommaso Lanza

  - designers / developers / tinkerers, very interested! Sorry we have to cancel!

• Jeremy Gomez - tentative based on present contracting schedule 
• Natalie Villalobos - Google (tentative based on schedule)
• Jeremy Keith
• Tom Morris - Scala, Ruby, general faffing around, logic fixer-upper, access to scholarly resources, might do something to do with epistemic modelling
• Daniel Soltis - Tinker London, interaction designer
• Jim O'Donnell
• Max Williams - rubyist (tentative but interested)
• Paul Mison (was planning to be on holiday)
• Saqib Shaikh - if I can make the date.
• Igor Schwarzmann
• Riccardo Cambiassi
• Ian Mulvany - Nature Publishing Group
• Euan Adie - Nature Publishing Group
• Chris Thorpe  
• Cass Johnston - KCL IoP, London BioGeeks
• Steve Jalim - pythonist/djangoist (deadlines are in the way, but still might make it ) 
• Alistair MacDonald 
• Jonty Wareing
• Fiona Romeo - National Maritime Museum and Citizen Science Alliance
• Ben Burry
• Stuart Lowe
• Cat Burton
• Daz Oakley
• Dan Klose 
• Sajith Perera
• Laurian Gridinoc (cannot make it, moving house)
• Phil Pickering
• Edward Gomez - Las Cumbres Observatory Global Telescope Network (djangoist, Drupaler)
• Robert Simpson (Galaxy Zoo/Zooniverse, Oxford University) 
• Stuart Lynn (Galaxy Zoo/Zooniverse, Oxford University)
• Chris Lintott (Zooniverse/Citizen Science Alliance, Oxford)
• James Coglan - Rubyist and JavaScripter
• Alasdair Allan - Astronomer, Perl hacker, iPhone developer and Open Hardware advocate. (can no longer make it)
• Tomas Vorobjov - Web App Developer, Amateur Astronomer
• PJ Barry
• Cameron Neylon - Professional scientist, amateur programmer, newbie hardware hacker
• Dasha Kropotova -  amateur XSLT programmer
• Kelvin Luck - Flash, Javascript, C#, PHP developer (unfortunately can no longer make it :( )
• Cristiano Betta - Web Developer at CGB Digital 
• Tim Duckett - general purpose hacker & dev of things (mainly) Ruby and iPhone (tentative, but interested)
• Jon Linklater-Johnson - Front-end Magician & Prettifier Extraordinaire 
• Andy "Bob" Brockhurst - Yahoo!, Hardware Hacker, Brewer
• Mustaqil Ali - Mendeley
• Carolina Ödman -  unawe, dotastronomy, etc.
• Dan Hagon - Petabyte wrangler for atmospheric sciences. Computer Scientist by training.
• Julian Cheal
• Dan Harvey - Mendeley - Data Mining Engineer, Machine Learning stuff, Hadoop, Pig, Java, Python. 
• Nathan O'Hanlon - web.WayCal.com - Local Web Events - Share calendars and find things to do.
• Dan W 
• Kevin Prince
• Tim Nash
• Carolyn Jones
• Andy Hume 
• Ian Wootten - Processes, CouchDB and PHP
• Rain Ashford - hardware hacker (forgot my SO's bday so prolly can't come, soz!)
• Nigel Crawley - algorithmic art Φ / iPhone app builder - sorry can't be their (date clash) :(
• Rachel Cooper - Web Developer [C# and Flash]
• Frances Berriman - web dev (Nature Publishing Group)
• Renée Hlozek  - Oxford University, PubAstronomy
• Eamonn Neylon - software/hardware/anywhere
• Toni Barrett - Web Developer 
• Steve Dennis - Designer & HTML/CSS monkey 
• Phil Cox - Developer 
• Michael Habib - Scopus Product Manager, Elsevier, Scopus APIs
• Judson Dunham - Elsevier/ScienceDirect
• Matt Wood - Amazon Web Services
• Jimmy Tidey - HTML / CSS / JS / PHP - a little of each!
• Ben Smith
• Jennifer Smith
• Georgina Voss - Tinker London 
• Matt Haynes
• Matthew Somerville (trains, theatre, mySociety)
• Caz Mockett 
• Robert Lee-Cann
• Premasagar Rose, Dharmafly - JavaScript hackery
• Nick Rowlands 
• Phil Cowans 
• Nasir Jamal - Rubyist, Developer (tentative but very interested)
• Neil Crosby - Web developer, hacker, and interested body. 
• Nick Parish - editor, enthusiast
• Alf Eaton 
• Arfon Smith - Galaxy Zoo / Zooniverse / University of Oxford
• Mark Simpkins - (ex BBC, some MySociety, geekyoto and other stuff) 
• Amanda Bauer
• Sharon Cheng
• JP Hastings-Spital - Rubyist / Physicist — Busy :(
• James Aylett - disruptive influence
• Mohammad Valipour (Software/Web Developer) and Reyhaneh Esmaielbeiki (PhD Student, Bioinformatic)
• Shayan Elhami (science freak)
• Richard Boulton - text search (Xapian), data munging
• David L Miller - statistician
• S Anand - web developer
• Matt Patterson - Developer
• Joe Davis (most likely only til saturday night)
• Rebecca Cottrell - interaction designer
• Daithi O Crualaoich - Guardian developer, mathematician 
• Tinaz Mehta
• Inayaili de León — Web designer (who's never the werewolf)
• Marc Roberts - Ruby/PHP Developer
• Adam Davis - Web Developer (php/js/flash)
• Andy McMillan - Designer 
• Romulo Sathler - .NET C# software engineer
• Ivan Blazhko — Software engineer
• Seyi Ogunyemi - Devigner 
• Relly Annett-Baker - chief teamaker, rumours abound that she sometimes writes things.
• Steven Mohapi-Banks - programmer (Ruby, Java, JS) and prospective employer of fine hackers
• Caspar Addyman - Infantologist & former quant developer 
• Dot R
• Ben Dowling (Mendeley) - PHP/Python/Django/JavaScript 
• Matt Jones - designer, http://berglondon.com  (Saturday only)
• Amy Sanders, The Wellcome Trust
• Shaun Hare - Web Developer  - PHPist - dabbles in Java/obj C 
• Andrew Morris
• Imran Ghory
• Ruth Tye 
• Tom Berry 
• Chris Jopson
• Wai Kien - Generalizing Specialist (Machine Learning/AI, BI, Usability, DBA, Web Dev); likely to be arriving a bit late on Sat.
• Murray Rowan
• Michal Chruszcz 
• Carles Pina  - Mendeley (C++, Python) Saturday (probably only morning / lunch)
• Martyn Loughran
• Ismael Celis 
• David Chaplin
• Tony Volpe - Sadly only able to make the final presentations

Maybe:

• Brian Suda - Is going to try and extend a conference trip to stay for this
• Samantha Bail - Computer scientist and passionate girl geek.
• Steve Kennedy - ex techie, interested
• Neal Hanson - interface developer - have a lot on around then, but will try to make it.
• Amina - Product designer
• James Darling
• Mia Ridge - Science Museum - in theory, my deadlines are over the day before, but I'm not sure I trust the theory (probably Saturday only)
• Cem Sisman 
• Carole Petts - Web Apps Developer, mash-up lover
• Julian Burgess - Ruby developer 
• Shaun Hare - Web Developer  - PHPist - dabbles in Java/obj C  see above : )
• Stephen Fernandez - Web Developer 
• Matt Bee - If I feel up to it I'll pop in... won't add much technically but love science!
• Alex Speller - Nature Publishing Group
• Ian McDonald - BBC, but sadly only for Sunday's presentations 

Regrets:

• Tantek Çelik - sorry to miss this! Sounds like it will be a blast. 
• Ariel Waldman - Spacehack.org (boo to expensive plane tickets! devising a project to make up for it.)
• Marrije Schaake - next year, for sure! Hopefully.
• Artur Cistov - over-enthusiastic JS hacker
• Mike Peel - too many things to get done this weekend; hopefully next time...
• Burcu Dogan - Deadlines..., I'm busy, have to cancel my London trip.
• Tim Acheson
  I'm profoundly gutted that I can't make it this weekend. Science and mash-ups -- two of my favourite things in life!