Generic type conversion FROM string

public class TypedProperty<DataType> : Property
{
    public DataType TypedValue
    {
        get { // Having problems here! }
        set { base.Value = value.ToString();}
    }
}

public class TypedProperty<T> : Property
{
    public T TypedValue
    {
        get { return (T)Convert.ChangeType(base.Value, typeof(T)); }
        set { base.Value = value.ToString();}
    }
}

TConverter.ChangeType<T>(StringValue);

public static class TConverter
{
    public static T ChangeType<T>(object value)
    {
        return (T)ChangeType(typeof(T), value);
    }
    public static object ChangeType(Type t, object value)
    {
        TypeConverter tc = TypeDescriptor.GetConverter(t);
        return tc.ConvertFrom(value);
    }
    public static void RegisterTypeConverter<T, TC>() where TC : TypeConverter
    {

        TypeDescriptor.AddAttributes(typeof(T), new TypeConverterAttribute(typeof(TC)));
    }
}

get { return StringConverter<DataType>.FromString(base.Value); }

MethodInfo m = typeof(T).GetMethod("Parse", new Type[] { typeof(string) } );
if (m != null) { return m.Invoke(null, new object[] { base.Value }); }

public class TypedProperty<T> : Property
{
    public T TypedValue
    {
        get { return (T)(object)base.Value; }
        set { base.Value = value.ToString();}
    }
}

public interface IConvertibleFromString
{
    IConvertibleFromString ConvertFromString(string s);
}

get { return this.ConvertFromString(base.Value); }