This planet in a binary star system was discovered by COCHRAN W., HATZES A., ENDL M., PAULSON D., WALKER G., CAMPBELL B. & YANG S.
Viewed from Earth this binary star system is faintly visible to the naked-eye, appearing fairly close to Polaris in the night sky (see starmap link below). It looks like a single star.
Animation with relative orbital inclination = 180 degrees (retrograde)
Animation with relative orbital inclination = 0 degrees (prograde)
McDonald Observatory (starmap) - shows where Gamma Cephei is in the night sky.
The Paris Observatory - technical data and links to academic papers.
Stability (abstract) - research by Dvorak et al into orbital stability of this planet and hypothetical other planets in this system
Stability (full paper in PDF format)