Trusting What Ought to Happen

What Everyone Ought to Know

WVHAT EVERYONE OUGHT TO KNOW. By Oliver T. Osborne. Charles C. Thomas, Springfield, Ill. This is a book on health, disease and accident, and should enable the fifteen-minute-a-day reader to talk impressively about a variety of things without thoroughly understanding any of them. One who is reasonably familiar with the fields of biology may wonder if it is useful to present to laymen a variety o...

What Ought a Program Committee to Do?

When the Internet was initially constructed it was a defacto playground for researchers. The research community built the Internet and refined it by monitoring traffic and tinkering with protocols and applications. The days of the Internet being a research sandbox are clearly over. Today, society at-large depends on the Internet as a crucial piece of infrastructure for communication and commerc...

What Will Happen to Brazilian Fertility?

Despite the absence of an official family planning policy, demographic changes in Brazil occurred at an unprecedented pace in the second half of the twentieth century, ushering in an era with total fertility rates near the replacement level. According to the population censuses, the total population in Brazil was 52 million in 1950 and 170 million in 2000. This reflected a mean annual growth ra...

What Will Probably Happen

Temporal Landmarks: What Must Happen, and When

Current temporal planners have a hard time solving large, real-world problems which involve dealing with metric time and concurrent actions. While landmarks have enabled classical planners to scale up to significantly larger problems, they have not yet brought as much benefit to temporal planning. We argue that the reason for this is that for landmarks to make an effective addition to planning ...