Adesegun was born in Ipakodo, Ikorodu, Lagos State. He attended Local Authority Pry School, Ipakodo and St. Peters Primary School, Ikuehi, Ihima, Kwara State for his primary education. He completed his Secondary education in Oriwu College II, Ikorodu in 1984.
Adesegun studied Philosophy in Ogun State University Ago-Iwoye 1986-1990. He did his National Youth Service Corps in Ansar-Islam High School, Ipee, Offa, Kwara State.
He joined the Lagos State Civil Service on 23rd December, 1994 as Information Officer II, Grade 08. He has served in different capacities in various MDAs such as:
i. Divisional Information Office, Ikorodu
ii. New Towns Development Authority (NTDA)
iii. Ministry of Transportation
iv. Ministry Rural Development
v. Ministry of the Environment
vi. New Towns Development Authority
vii. Ministry of Housing
viii. Ministry of Economic Planning and Budget
ix. Ministry of Education
x. Ministry of Works and Infrastructure.
Upon return to the Ministry of Information and Strategy, he served as the Director, Strategy center before his appointment as Director, Public Affairs, Ministry of Information and Strategy.
He is a member of the Nigeria Union of Journalists (NUJ) and Nigeria Institute of Public Relations (NIPR)
