The success of quantitatively trained graduates in the financial sector relies on their ability to communicate their work. The challenges in this context include the traditional ones, leading to verbal and non-verbal communication, but require special attention to the way to communicate technical elements, which bring about additional difficulties. There are also behavioural aspects underlying good communication, dealing with the ways the human brain works, presented well in the book "Thinking Fast and Slow," by Daniel Kahneman. This course raises awareness amongst students on the elements of good communication, brings observations on how to approach technical content, and aims to blend this with the subject matter of the program.