Betty Jean (Dorman) Koster , 86, beloved wife of Dr. Robert A. Koster, mother, grandmother and friend, passed away Sunday, December 28, 2014. She was born in Pond Creek, Oklahoma to Everett Ervin Dorman and Gertrude (Craig) Dorman. Betty loved her family deeply and enjoyed helping others. She is survived by her daughters Elizabeth (Del) Wilson of Valley Center and Tamara (Richard) Gross of Wichita; grandchildren Greg (Sharon) Gross of Las Vegas, NV, Kara (Chad) Beaulieu of Valley Center, Scott (Patty) Gross of Fort Worth, TX and Brandon (Tricia) Wilson of Andover; great grandchildren Corinne, Landon, Samuel, Timothy, Kaylee, Elora, Bradon, Mason, Presley, Banks and Blake; many other family and friends. She is preceded in death by her husband Dr. Robert A. Koster who lovingly cared for his wife of 67 years until his health gave out and passed away December 2013. She also is preceded by her parents Everett and Gertrude Dorman, brother Forrest Dorman and sister Pauline Dorman. Celebration of Life Service will be held a later date. Baker Funeral Home, 100 S. Cedar, Valley Center, Kansas Condolences may be left for the family at www.bakerfhvc.com