`the most coherent and fully worked-out account of the universe that takes seriously indeterminism and the dynamic nature of time ... McCall's branching-tree model is the best alternative version yet to be produced ... his discussion of quantum mechanics is well-informed and illuminating ... clear, well-argued and accessible ... It is a must for every philosophical library, and any philosopher who is serious about metaphysics or interested in contemporary topics in philosophical logic.'

`the most coherent and fully worked-out account of the universe that takes seriously indeterminism and the dynamic nature of time ... McCall's branching-tree model is the best alternative version yet to be produced ... his discussion of quantum mechanics is well-informed and illuminating ... clear, well-argued and accessible ... It is a must for every philosophical library, and any philosopher who is serious about metaphysics or interested in contemporary topics in philosophical logic.'

`the most coherent and fully worked-out account of the universe that takes seriously indeterminism and the dynamic nature of time ... McCall's branching-tree model is the best alternative version yet to be produced ... his discussion of quantum mechanics is well-informed and illuminating ... clear, well-argued and accessible ... It is a must for every philosophical library, and any philosopher who is serious about metaphysics or interested in contemporary topics in philosophical logic.'