Why BI Solutions Should be Designed Top Down over Bottom Up

Have you ever seen a successful BI solution designed and developed by I.T. without the Business Users involved? Trying to predict and anticipate the ever-changing needs of business users is like playing the lottery. When designing data Warehouses and BI solutions, it is wise to start with the people who will be using it, learn it, and understand their needs.
Two seasoned Data Warehouse/BI consultants will share their own experiences and then lead an interactive discussion on  the best approach to building BI solutions from the top down
BI Strategy and Future Direction