You can reach me at, but please read the following before emailing me.

I'm eager to hear constructive input about the calculator, but I cannot serve as tech support. If you are interested in a personal consultation, you can find more information here.

If you believe you have found a bug and would like to report it, please include the inputs that you provided to the calculator, as well as the browser that you are using. The easiest way to provide the inputs is to copy the link that appears in the paragraph below the "submit" button on the calculator.

Finally, if you have a question about how benefits are calculated, before emailing me, please see the following articles, which answer the most common questions:

If you're looking for general information about how this calculator works, please see the About page. Alternatively, for the most detailed information, you can view the source code on GitHub: