Mike Lenz

"An exhilarating exploration of the science and wonder of global bird migration. In the past two decades, our understanding of bird migration-the navigational and physiological feats that enable birds to cross immense oceans or fly above the highest mountains, to go weeks without sleep, or remain in unbroken flight for months at a stretch-has exploded. Scientists have made astounding discoveries: certain species, such as thrushes, can avoid dehydration...

The veteran urban activist and author of the revolutionary Toxic Charity returns with a headline-making book that offers proven, results-oriented ideas for transforming our system of giving. In Toxic Charity, Robert D. Lupton revealed the truth about modern charity programs meant to help the poor and disenfranchised. While charity makes donors feel better, he argued, it often hurts those it seeks to help. At the forefront of this burgeoning yet ineffective...

Force explores how humans interact with the material world in the course of their everyday activities. This book for the general reader also considers the significance of force in shaping societies and cultures. Celebrated author Henry Petroski delves into the ongoing physical interaction between people and things that enables them to stay put or causes them to move. He explores the range of daily human experience whereby we feel the sensations of...

How to Change the World provides vivid profiles of social entrepreneurs. Intertwining personal stories, anecdotes, and analysis, listeners will discover how one person can make an astonishing difference in the world. The case studies in the book include Jody Williams, who won the Nobel Peace Prize for the international campaign against landmines she ran by e-mail from her Vermont home; Roberto Baggio, a thirty-one-year-old Brazilian who has established...

Postulates that "a diet high in sugar, processed carbohydrates, and wheat compresses and damages the peripheral nerves of the body, leading to pain, numbness, and tingling in the hands and feet, along with a host of related conditions, including migraines, gall bladder disease, and diabetes"--

"Robert Parrish's childhood obsession with series books like the Hardy Boys and Tom Swift inspired him to become an author. Just as his debut novel becomes a bestseller, his relationship with his girlfriend, Rebecca, begins to fall apart. Robert realizes he must confront his secret demons by fulfilling a youthful promise to solve a mystery surrounding his favorite series--the Tremendous Trio. Guided by twelve tattered books and an unidentified but...

We've combed through hundreds of Harvard Business Review articles and selected the ten most important ones to help you speak confidently in front of a group and connect with audiences of any size.

During one sweltering week in July 1948, the Democratic Party gathered in Philadelphia for its national convention. The most pressing and controversial issue facing the delegates was not whom to nominate for president -the incumbent, Harry Truman, was the presumptive candidate -but whether the Democrats would finally embrace the cause of civil rights and embed it in their official platform. Even under Franklin Roosevelt, the party had dodged the issue...

"Many young Christians are waking up to the realities of climate change but just don't know how to help. Through stories from the field, theological and scriptural exploration, and practical advice, this field guide from Christian climate activist Kyle Meyaard-Schaap helps us take meaningful action grounded in the joy of caring for creation"--

"On a freezing December night almost two centuries ago, a fire erupted in lower Manhattan. The city's inhabitants, though accustomed to blazes in a town with so many wooden structures, a spotty water supply, and a decentralized fire department, looked on in horror at the scale of this one. Philip Hone, a former mayor of New York, wrote in his diary how "the progress of the flames, like flashes of lightning, communicated in every direction, and a few...