developed a grayscale pixel imaging program called Display and took six months to turn his program into a full fullged image editor and named it as photoshop. Adobe purchased the license to distribute in September 1988 and in 1990 for Macintosh exclusively Photoshop 1.0 was released in Mac. “For 20 years Photoshop has played many different roles – it has given creative people the power to deliver amazing images that impact every part of our visual culture and challenged the eye with its ability to transform photographs,” said Shantanu Narayen, president and chief executive officer at Adobe. join the celebration on facebook link