Open

• What do we all think we know about the focus of our review? 
• What information is transparent and clear?

Hidden

• What information did we gather that was previously unknown to some and not to others? 
• What knowledge is still hidden or inaccessible to some?

Known

What new knowledge does this information shed on the focus of our review?

Blind

• What information might we remain blind to and why? 
• Are there clues in our information that we could follow up on to gain clarity?