Conversation so far:
Did Brown commit copyright infringement?
In August 2005 author Lewis Perdue unsuccessfully sued Dan Brown for plagiarism.
Did Dan Brown write novels?
In 1996 Dan Brown quit teaching to become a full-time writer. Digital Fortress was published in 1998.
What other novels did Dan Brown write besides Digital Fortress?
Dan Brown also co-wrote a humor book with his wife, 187 Men to Avoid: A Survival Guide for the Romantically Frustrated Woman.
Were there other copyright cases besides Lewis Purdue suing Dan Brown?
In April 2006, a copyright infringement case, brought by authors Michael Baigent and Richard Leigh, claimed that Dan Brown stole ideas.

Question: What was the outcome of that lawsuit?
Self-contained rewrite: What was the outcome of the lawsuit brough by Michael Biagent and Richard Leigh claiming Dan Brown stole their ideas?