At D+C/E+Z, we are proud of our international network of authors. It is particularly important to us to be a platform for voices from the global south. Some authors contribute on a regular basis, others don't. Here you can find information about the people behind the contributions.

Roger Peltzer

All articles of Roger Peltzer

Impact assessment

Higher standard of living

Proof of higher standards of living: Cotton Made in Africa

Health care

One giant leap

Cinpharm starts producing generic drugs in Cameroon

Our Contributors


Achieving the UN Sustainable Development Goals will require good governance – from the local to the global level.


The UN Sustainable Development Goals aim to transform economies in an environmentally sound manner, leaving no one behind.