For some time now we have offered the ability for you to hide entire columns on a Task Board or Scrum Board; we are now extending that to Views as well:
In the example shown above, several columns are hidden in this What Needs Attention view, and Kerika shows a count of how many items are hidden in each column.
This feature is available through the Column Actions button that’s at the top of each column:
This can help you focus in on specific work items that need more attention than others.