Exhibit 1

Joint Filing Agreement

In accordance with Rule 13d-1(k) promulgated under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them a Statement on Schedule 13G (including amendments thereto) with regard to the common stock of AmpliPhi Biosciences Corporation and further agree that this Joint Filing Agreement be included as an exhibit to such joint filings. In evidence thereof, the undersigned, being duly authorized, hereby execute this agreement as of the 27th day of April, 2015.

/s/ Anthony M. Smithyman  

Anthony M. Smithyman

/s/ Margaret Smithyman  

Margaret Smithyman