Hi! Photo Berry

I’m Berry, a freelance R trainer and consultant based in Potsdam, Germany.
I give R courses, develop rdwd and other packages and co-organize the Berlin R User Group.

Contact me to book me as a trainer or request assistance with data science projects.

Fields of expertise

Teaching experience

Click to see details on a selection of courses.


GE = Geoecology study program at Potsdam University

R intro tutorial

2012 + 2013

GE Bsc module 'Data analysis'

weekly classes

Intermediate R in hydrology

fall 2012

GE students, hydrology PhD students

Saturday sessions

R intro workshop

Dec 2013

CaWa scientists in Bishkek, Kyrgyzstan

One week course

R basics classes

2015 - 2018

GE Msc

weekly classes

R intro workshop

Sept 2016

CaWa scientists in Almaty, Kazakhstan

One week course

Using R in hydrology

Apr 2017

Hydrologists at European Geoscience Union

EGU short course

Software Carpentry Workshop

2017, 18, 19

Researchers at Telegrafenberg Potsdam

two day workshop

Beta distribution

June 2017

Berlin R User Group

one hour tutorial

Advanced R course

Jan 2019

GE Msc + PhD students

workshop series

Fundamentals of R and Python

19,20,21,22, 23

digital health Msc + PhD students at HPI

weekly classes

Statistics in Connected Healthcare

2020, 21, 22, 23

digital health Msc + PhD students at HPI

tutorial sessions

R Grundlagen MOOC

March 2022

5000 diverse participants

online course

Geostatistik mit R

Feb 2023

gis-trainer.com participants

4 day workshop

Programming references

Packages on CRAN

  • rdwd to handle German weather data from within R
  • OSMscale for easy static maps with scalebars
  • rskey for rstudio keyboard shortcuts
  • extremeStat to fit, plot and compare extreme value distributions
  • berryFunctions with miscellaneous useful functions

Other projects

  • runway, a shiny app with an interactive map to find running tracks
  • bike, a series of bike challenges in Potsdam
  • ice, a model to predict when we can play ice hockey in Potsdam
  • boaty, a short analysis of funny ship names
  • books, a map of open exchange book cases collected from various sources