The Snowball Effect By KATHERINE MacLEAN Illustrated by EMSH [Transcriber's Note: This etext was produced from Galaxy Science Fiction September 1952. Extensive research did not uncover any evidence that the U.S. copyright on this publication was renewed.] Tack power drives on a sewing circle and you can needle the world into the darndest mess! "All right," I said, "what is sociology good for?" Wilton Caswell, Ph.D., was head of my Sociology Department, and right then he was mad enough to chew nails. On the office wall behind him were three or four framed documents in Latin that were supposed to be signs of great learning, but I didn't care at that moment if he papered the walls with his degrees. I had been appointed dean and president to see to it that the university made money. I had a job to do, and I meant to do it. He bit off each word with great restraint: "Sociology is the study of social institutions, Mr. Halloway." I tried to make him understand my position. "Look, it's the big-money men who are supposed to be contributing to the support of this college. To them, sociology sounds like socialism—nothing can sound worse than that—and an institution is where they put Aunt Maggy when she began collecting Wheaties in a stamp album. We can't appeal to them that way. Come on now." I smiled condescendingly, knowing it would irritate him. "What are you doing that's worth anything?" He glared at me, his white hair bristling and his nostrils dilated like a war horse about to whinny. I can say one thing for them—these scientists and professors always keep themselves well under control. He had a book in his hand and I was expecting him to throw it, but he spoke instead: "This department's analysis of institutional accretion, by the use of open system mathematics, has been recognized as an outstanding and valuable contribution to—" The words were impressive, whatever they meant, but this still didn't sound like anything that would pull in money. I interrupted, "Valuable in what way?" He sat down on the edge of his desk thoughtfully, apparently recovering from the shock of being asked to produce something solid for