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.

Katharina Wilhelm Otieno

belongs to the editorial team of D+C/E+Z.


All articles of Katharina Wilhelm Otieno

Intercultural music

Music of the Nile

The multinational music collective “The Nile Project” sang in many styles and languages about life along the Nile

Our view

Sustainable development is inherently feminist

Feminist development strategies must dismantle gender inequality, because truly sustainable development depends on women

Our view

Appreciating the value of waste

We must transition fast to fair circular economies, either recycling or avoiding waste


High-impact partnership for waste management

The cities of Moshi in Tanzania and Tübingen in Germany have formed a climate partnership.

Our view

The right to belong somewhere

People have always moved to far-away places to find livelihoods or to flee from war and disaster. The international community would benefit from more coherent and pragmatic regulation of migration and flight.


Good education for everyone

Though poor education affects society as a whole, many governments do not prioritise the sector appropriately

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.