a man with a glasses and a greying gotee is giving an interview while standing in front of a beige wall
tim kircher is talking about how he is the director of data science operations
there is fat man is something talking about the science exibition
white male brown hair pale skin and glasses talking about his job in data science
a white person named tim kirchner-director of data sciencewearing glass and french beard is speaking with someone
tim kirchner the director of data science talks about the importance of ground truth in data science
a white man in a dark colored shirt wearing glasses is talking about data science operations
a man wearing glasses and a gray shirt talking to the audience
 with a round face and a goatee wears black wire-frame eyeglasses and a dark collarless shirt by a faintly-patterned white wall
a man talking of something about the science to a lady
a man talks about his duties as a director of data sciences for a college
a man wearing purple talks about his job title and what it entails
a man wearing glasses sits and talks with a white background
a man with glasses and a goatee talking about his former job
a person  in black color dress wearing cloth  standing speaking with other person displaying on screen
the man in black shirt is speaking about the importance of ground truth in data science
tim kirchner talking about how he oversees the execution of marathon and algorithm matches
it is about the importance of ground truth in data science and the person who is speaking in the video is the directo of data sciences
a fat man with glasses is talking in a room
a fat man with glasses is talking to some one