Renowned producer Jon Landau, responsible for blockbuster films like Titanic and Avatar, passed away at 63. Leonardo DiCaprio, Kate Winslet, and James Cameron paid heartfelt tributes to the man who left a lasting impact on the film industry. DiCaprio praised Landau's kindness and leadership, while Winslet highlighted his passion for filmmaking and exceptional support for creative teams. Winslet, who worked with Landau on both Titanic and Avatar, expressed disbelief at his sudden departure and emphasized his strong family values. Cameron, who collaborated with Landau for three decades, described him as a beacon of humor, generosity, and determination in the Avatar universe. Landau's legacy extends beyond his successful films to the personal example he set - a dedicated, compassionate, and inspiring individual who will be deeply missed by all who knew him.