Kamran Agayev A. is an Oracle ACE and Oracle Certified Professional DBA working at Azercell Telecom. He's an author of the book, Oracle Backup & Recovery: Expert secrets for using RMAN and Data Pump, and also shares his experience with a lot of step-by-step articles and video tutorials in his blog at http://kamranagayev.com. He also presents at Oracle OpenWorld, TROUG, and local events.

Mohan Dutt is an Oracle expert, having presented more than 55 sessions at Oracle conferences worldwide. An Oracle evangelist at large, he was awarded Member of the Year by Oracle Applications User Group (OAUG) in 2007. He authors the world's first blog dedicated entirely to Oracle certification. He has founded and chaired 3 Oracle Special Interest Groups (SIG). He was recognized as an Oracle ACE in 2011.

Marcel Hoefs learned his trade participating in numerous Oracle development projects, as an Oracle developer, since 1997. Being a specialist in SQL and PL/SQL database development, Oracle Forms, Reports, and Designer, Marcel currently works as a Technical Architect, Lead Developer, and Performance Specialist. With the advent of web technologies such as Web Services, ADF, and APEX, he currently specializes in innovative solutions opening up traditional Oracle database systems to the Web. As a senior Oracle Consultant with CIBER, he is also an Oracle competence leader, organizing and participating in knowledge sharing sessions with participants from within and outside CIBER.

Ronald Rood is an innovating Oracle DBA with over 20 years of IT experience. He has built and managed cluster databases on almost each and every platform that Oracle has ever supported, from the famous OPS databases in version 7, until the latest RAC releases, currently being 11g. Ronald is constantly looking for ways to get the most value out of the database to make the investment for his customers even more valuable. He knows how to handle the power of the rich Unix environment very well and this is what makes him a first class trouble-shooter and a true Oracle ACE. Next to the spoken languages such as Dutch, English, German, and French, he also writes fluently in many scripting languages.

Currently, Ronald is a principal consultant working for CIBER in The Netherlands where he cooperates in many complex projects for large companies where downtime is not an option. CIBER or CBR is a global full service IT provider and Oracle Platinum Partner.

Ronald often replies in the Oracle forums, writes his own blog (http://ronr.blogspot.com) called "From errors we learn" and writes for various Oracle related magazines. He also wrote a book, Mastering Oracle Scheduler in Oracle 11g Databases, where he fills the gap between the Oracle documentation and customers' questions. You can find him on Twitter at http://twitter.com/ik_zelf.

Ronald has lots of certifications:

Ronald fills his time with Oracle, his family, sky-diving, radio controlled model airplane flying, running a scouting group, and having a lot of fun.

He quotes, "A problem is merely a challenge that might take a little time to be solved".