Multiple steps - phone, in-person with hiring manager, then in-person with a range of prospective colleagues. Useful to get to know the vibe of the place and the team. Friendly with a priority on good personal fit/chemistry with the team and values.
Interview questions [1]
Question 1
How would you describe what the Allen Institute does? (with a focus on interviewee understanding of what is distinctive about the Allen Institute and how it differs from other similar research institutions)