Introduction / David Ebrey
The 'matter' of sleep / Alan Code
Are facts about matter primitive? / Jessica Gelber
Blood, matter, and necessity / David Ebrey
"And these things follow" : teleology, necessity, and explanation in Aristotle's meteorologica / Margaret Scharle
Aristotle on the cosmological significance of biological generation / Devin Henry
The two kinds of end in Aristotle : the view from the De anima / Thomas K. Johansen
Two conceptions of soul in Aristotle / Christopher Frey
Aristotle's architectonic sciences / Monte Ransome Johnson
Varieties of definition / David Sedley
Empty words / Sean Kelsey
The scientific role of eulogos in Aristotle's Cael II 12 / Andrea Falcon and Mariska Leunissen.