Peter J. McDonnell, MD

The skinny on obesityA pictorial about eating ourselves to death in America
Living in a bacterial worldIn my own personal experience, there have always been infections that are difficult to treat (e.g., acanthamoeba or fungal keratitis), but that was no less the case 20 years ago than it is today. Bacterial infections are not (in my humble opinion) particularly more a concern today than they were a decade or two ago.
In the fast laneCritical flicker-fusion frequency (CFF), as every ophthalmologist knows, is the lowest frequency at which a flickering light source is perceived to be constant (not flickering). Humans average a CFF of 60 Hz, but other animals measure with very different capabilities.
Match made in medicineIn Germany, ophthalmology struggles to attract strong applicants
Defining the truthSometimes, it is hard to prove what you know to be true is actually true. So, it’s nice to know there is a paper confirming something I have also known to be true: People who lose visual acuity as a result of cataracts will—if they have cataract surgery to restore their vision—live longer than those who do not have surgery.
Technology may be important, but employees are the real keyWhat can we ophthalmologists in the wealthiest country in the Western Hemisphere learn from the success stories of ophthalmic institutions in other countries with different cultures, histories, and degrees of wealth? A great deal, notes Peter J. McDonnell, MD.
Words to live byJohn of Garland, writing some 900 years ago, provided excellent advice to the young persons of his time—advice that we ophthalmologists today would be wise to heed.
Working hard, hardly working?Where the experts may have gotten this one wrong
An attention ‘grabber’Once again, Einstein’s theory of relativity gives rise
Hail to Wall Street!Market as predictor of demand for U.S. ophthalmologists?