Jonas Tölle, Dr. math.
jonasmtoelle [usual symbol] gmail.com (preferred way of contact)
is a mathematician with research topics from nonlinear functional analysis, stochastic analysis and the theory of stochastic partial differential equations. Currently (2018) he is working as a postdoctoral mathematical researcher at the Department of Mathematics at Augsburg University.
He also works from time to time as a freelance photographer/photojournalist.