“…11 It is possible to have a more sophisticated and flexible approach to investing using 'smart default' investment funds. Blake et al (2021) have recently proposed a methodology for designing these, based on the observable characteristics of scheme members (e.g., age, gender, educational attainment, financial literacy, risk attitude, risk capacity, pay, job type, health and marital status) who are then guided or nudged using an appropriate choice architecture, such as checklists, to determine whether they have an interest in, say, ethical or Shariah-compliant investing.…”