Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Ionu Cristian Stancu (born 17 January 1983) is a Romanian football wingback who currently plays for Rapid Bucure ti. Stancu started his career with Universitatea Craiova in 2001, featuring in the first team on occasion, before moving to Rapid in 2004. His first match in Divizia A was on 14 March 2001 while playing for Universitatea Craiova against Petrolul Ploie ti. Within the sport of association football, a defender is an outfield player whose primary role is to prevent the opposition from attacking. There are four types of defender: centre back, sweeper, full back, and wing back. The centre back and the full back positions are essential in most modern formations. The sweeper and wing back roles are more specialized for certain formations.