Rosenzweig Company March 11, 2006 The Globe and Mail, by Viginia Galt Hit a glass ceiling? Before blaming the boss, expert advises you take stock of your situation. Rosenzweig Company March 11, 2006 The Globe and Mail, by Viginia Galt It's invisible, so how do you test whether a "glass ceiling" is really holding you back -- or whether there is more you could do to set yourself up for promotion?