Visiting the field to see the work of WorldFish and its partners is one of the great privileges of my job. The chance to talk with farmers and learn how they are using the training and technologies we and our partners provide never fails to energise me. It invariably also provides a few surprises: on my recent trip to Bangladesh I was amazed to learn how profound a difference incredibly simple changes can make.
For any organization trying to decide how best to achieve development impact, a good place to start is with a ‘Theory of Change’, or ToC. Formally defined as “a statement of the interconnected causal pathways that describe the types of interventions that bring about desired outcomes” , a ToC can be more plainly said to be a description of what you need to do to make a difference.