LA VISTA, Neb.--(BUSINESS WIRE)--Securities America, a wholly owned subsidiary of Ladenburg Thalmann Financial Services Inc. (NYSE MKT: LTS), announced a robust lineup for the 2015 Connect National Conference in Austin, Texas, June 6-9. Dr. Claus te Wildt, senior vice president and head of the Capital Markets Strategy Group at Fidelity Financial Advisors Solutions (FFAS), will present the general session keynote and world-renowned photographer Platon will be the keynote speaker at the final gen