Lifestyle strategy is based on Aviva ‘Stewardship’ funds in operation since 1980s that apply exclusions and engagement. : One of the big challenges we face, both in the financial world and in everyday life, is how to overcome our biases Market bubbles would not happen in a perfect world. But humans are not perfect and our economies are inherently unstable. Fundamental investment success involves developing a view on global trends and future market directions as well as identifying relevant investments that are aligned with this strategy. This second step of the process is long and labourious.