Google appears to have a glitch in the search results for #1 Google Indent rating groupings. Frequently, an item in the first grouping is showing up as the number two search result as well! Hopefully, Matt Cutts, Adam Lasnik and the team will find the glitch in short order, they are typically on top of things like this once brought to their attention.
Examples include: Harvard Business School (pictured), Stanford GSB, MIT Sloan, Dartmouth Tuck, NYU Stern, Yale, UNC – Chapell-Hill, Chicago GSB – that should be enough of a sample size to debug the issue…