A party for the deceased's family might argue against disclosure on the basis that school records which are presumably private should not be provided to the defendant.
While a judge might acknowledge the general presumption, the court might permit the defendant limited use at trial of any school records that may establish the deceased's physically aggressive tendencies.
In-camera can also describe closed board meetings that cover information not recorded in the minutes or divulged to the public.
Such sessions may discuss personnel, financial, or other sensitive decisions that must be kept secret (e.g., a proposed merger or strategic change the organization does not want disclosed to competitors).
It can also apply to diplomatic and political affairs, such as during the American Constitutional Convention in 1787 when the drafting of the Constitution of the United States was discussed in such strict privacy so delegates could negotiate in full confidence that they were free to reconsider particular positions as necessary without embarrassment or political repercussions with their constituents.