My LinkedIn profile:
https://de.linkedin.com/in/vonjd

My blog "Learning Machines":
http://blog.ephorie.de/

I am the author of the OneR Machine Learning package:
Vignette: https://cran.r-project.org/web/packages/OneR/vignettes/OneR.html
Quick Start Video: https://www.youtube.com/watch?v=AGC0oRlXxgU

My latest Quant Finance paper: https://papers.ssrn.com/sol3/papers.cfm?abstract_id=2956257

My latest (popular) lecture (in German): https://www.youtube.com/watch?v=2kUfyCkVQwo