He also has master's degree in administrative management from Hood College in Frederick, Maryland, and has completed several training programs at the FBI National Academy in Quantico, Virginia.

[2][5] His son, Wayne Robey, became the clerk of the Howard County Circuit Court when Margaret Rappaport retired in 2012.

[5] He retired from the police force in 1998 to run for office[8] and was elected as Howard County Executive in 1998 and 2002.

[2] In 2006, Robey campaigned as a Democrat to represent the 13th district in the Maryland State Senate and won with 56% of the vote against Republican incumbent Sandra Schrader.

[2] According to Vote Smart, an independent, nonprofit research organization, in 2011, Robey received a performance evaluation rating of 92% from Progressive Maryland, a nonprofit, liberal advocacy group that rates legislators based on their positions on social, liberal, and family-related issues.