Profession Stock Photos: smart With beard

Smiling old professor holding small blackboard and pointing on it
Who's ready to start study time?
Old professor holding small blackboard
Guess, there's nothing i can do about that
This science decision is not my thing
Old professor involved in reading a book
Quite contented with work result
Laughing mature professor holding his glasses
Pensive mature man bitting his eyeglasses
Trying my best at reching out to students
Old professor standing next to whiteboard and explaining something
Excited mature professor adjusting eyeglasses
This digital device is quite a thing
Mature professor seems to don't understand something
Old professor standind near whiteboard and pointing up with a merker
Well, and what do you think about this thing?
Hm, should i read more books or news already?
It's so easy, how can you don't get it?
Mature professor adjusting his eyeglasses
Oh, i didn't see it coming
Balancing with amount of knowledge
Getting more familiar with new device
Serious mature professor adjusting glasses and seems like not understanding something
Old professor standing at the table and holding digital tablet
Mature professor looking confused
Well, it looks like quite new information for me
Old professor standing next to whiteboard and explaining something
I'm counting on your good subject knowledge here
New generations should learn from this
Old professor showing a tablet
Old professor holding small blackboard
Well, are you ready to start your learning process?
Feeling quite serious when thinking about science
Old professor holding fists like bunny ears
Old professor holding book and looks surprised
Mature man pointing up and looks like explaining something
Serious looking old professor standing with his hands folded
Well, and what we're gonna do about that?
We should take a closer look on this thing
Trying my best at reching out to students
I need you to follow me on this
Old professor touching his beard and reading a book attentively
Serious looking mature professor standing with hands folded
Trying to reach out to students
Surprised old professor holding globus and pointing on it
Smiling old professor holding a book with hands spread
When work gives you smile and great time
Ok, fellas, now it's time to remember few things
Mature man adjusting his eyglasses and looking lost
Serious looking mature professor holding book on his head
Old professor holding a digital tablet and pointing on it
Laughing old professor with his eyeglasses on his head
I have some problems with understanding that
Information in this book just blows me away
mature professor looking lost and mad
I just can't go with what's written here
Really passionate about what i'm doing
Telling students all the needed info
Old professor standing with his ahnds folded and eyes closed
Would you take a closer look on this spot?