Speaker(s)
Masayoshi Takahashi
Tatsu-zine,Inc., Nihon Ruby-no-kai(Japan Ruby Group)
(To Be Announced)
okkez
Rurema Project(Ruby Reference Manual Renewal Project)
A Rubyist.
Sunao Tanabe
Video
Presentation Material
http://www.slideshare.net/zep716/rubyist-magazine
