A dynamic person is someone not afraid of new challenges, responsible for any errors he may make, and open to suggestions from others. The word "dynamic" itself means always active or changing and having or showing a lot of energy.
According to iPersonic, dynamic person has a confidence and swagger about him that shows optimism and energy at all times. He also has the ability to rally a group together and encourage everyone to work as a team. Most importantly, a dynamic person does not come across as bossy because he is all about inclusion and the ultimate success of the team's goals. A dynamic person is able to put his own needs aside for those of the team.