Ohio Rev. Code § 1713.17
The alumni composing the alumni association of a university or college referred to in section 1713.12 of the Revised Code may elect as members of the board of trustees of such university or college, as many members of such alumni association as there are members of the class of alumni trustees assigned or apportioned to said alumni association by the board. Such class shall constitute not less than one fifth of the entire board, not including the president. This election shall be held under such regulations as the alumni association prescribes, and the result shall be certified by the proper officials of the alumni association to the board and entered upon the records of said board. Such board composed of alumni trustees and trustees elected by patronizing conferences or other religious bodies, as provided in sections 1713.13 to 1713.17, inclusive, of the Revised Code, may increase its own numbers by the election of a class of trustees at large, the number of which class shall be fixed by said board, under the limitations fixed by sections 1713.13 and 1713.17 of the Revised Code.
R.C. § 1713.17