Matrix

...matrix structures "led to conflict and confusion; the proliferation of channels created informational logjams as a proliferation of committees and reports bogged down the organisation; and overlapping responsibilities produced turf battles and a loss of accountability." Nigel Nicholson, a professor of organisational behaviour at the London Business School, called the matrix structure "one of the most difficult and least successful organisational forms."
- The Economist

And one wonders why some local companies are so eager to adopt the now obsolete matrix organisation structure.....