a man stands on a large red lit stage and speaks on the ted show
a man talks about how a common biological pattern is formed
a man is explaining about something in board
a man on a red lit stages speaks to an audience
a man is explaining the screen that is projected to the audience
a man gives a presentation at the ted talks
a man is explain some thing with a screen
a speaker at a tedx conference is talking about biology
a man gives a lecture to a large group about patterns in nature
a guy on stage pointing to a monitor and giving a seminar
a man is giving a presentation concerning a pattern existing in the years on a chart
a man is explaining finding patterns commonly found in biology while standing in front of an audience on stage
man is talking about his latest project on the screen
person is talking about his presentation on the big screen
a man is teaching something on the stage with mike
a boy in white  color dress  wearing cloth standing speaking on topic discusing  seeing board explaying displaying on screen
a young man gives a presentation with a screen behind him
this is a ted talk with a gentleman explaining about patterns in biology
a man wearing khakis and a dress shirt is demonstrating ideas to an audience
a man on a stage is talking to an audience