Contributors are those that engage in discussions in the context of SIO (in alphabetical order): sivaram arabandi christopher baker joachim baran jerven bolleman matthew brush alison callahan leonid chepelev kevin cohen melanie courtot geraint duck laura furlong elisa kendall tatsuya kushida luke mccarthy jim mccusker jose miguel cruz-toledo chris mungall robert hoehndorf simon jupp jin-dong kim dana klassen thomas luetteke james malone chris mungall david osumi-sutherland tazro ohta nuria queralt stephen reed alexandre riazanov matthias samwald robert stevens mark wilkinson karin verspoor natalia villanueva-rosales