Tribute: I am unable to say goodbye to Dr. Ogbonnaya Onu It was about 41 years ago when I met Dr. Ogbonnaya Onu, a brilliant, self-effacing, and consummate academic, when he was a member of the Board of Directors of Nigercem Nkalagu, now in Ebonyi State. Our friendship remained unbroken and waxed from strength to strength. I am deeply pained that I have to write a final farewell to my bosom friend at this time when there is so much more he still had to offer to a country he loved...