In the law firmsArnstein & Lehr LLP partner J. Christian Manalli spoke at the National Business Institute’s Probate Boot Camp on Wednesday in Chicago.Manalli’s presentation was titled “Reopening Estates — When, How and Why?” at University Center.He focuses his practice on estate planning, tax planning and tax preparation for individuals, trusts, tax-exempt organizations and business entities.•  Kelley Kronenberg, a full-service business law firm, added Joshua S. Singewald as of …