Congress expert Norman Ornstein on what the debate over the debt limit says about dysfunction in Congress, and his ideas for how to fix it.
Bioengineers are creating human body parts to replace organs and manage life-threatening diseases. How techniques like 3-D printing and stem cell research are driving medical advances and raising ethical questions
- Dr. Anthony Atala Director, Wake Forest Institute for Regenerative Medicine; and professor and chair, Department of Urology at Wake Forest University
- Debra Mathews, Ph.D. Assistant director for science programs, Johns Hopkins Berman Institute of Bioethics
- Dr. Jason Spector Director, Laboratory for Bioregenerative Medicine and Surgery and associate professor, plastic surgery, Weill Cornell Medical College (NYC)
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