diff --git a/javascript-algorithms-and-data-structures/workshop-smart-campus-directory/data.json b/javascript-algorithms-and-data-structures/workshop-smart-campus-directory/data.json
new file mode 100644
index 000000000..405078c59
--- /dev/null
+++ b/javascript-algorithms-and-data-structures/workshop-smart-campus-directory/data.json
@@ -0,0 +1,203 @@
+{
+    "Computer Science and Engineering": {
+        "Dept_code": "CSE",
+        "programs": [
+            {
+                "id": "CSE101",
+                "name": "Database Management System",
+                "buildingCode": "CSE",
+                "room": "402",
+                "instructors": [
+                    {
+                        "id": "INS001",
+                        "name": "Alejandro",
+                        "email": "alejandro@edu.com",
+                        "officeHours": "Sun-Tue 10AM-12PM"
+                    },
+                    {
+                        "id": "INS002",
+                        "name": "Kenji",
+                        "email": "kenji@edu.com",
+                        "officeHours": null
+                    }
+                ]
+            },
+            {
+                "id": "CSE102",
+                "name": "Data Structures and Algorithms",
+                "buildingCode": "CSE",
+                "room": "205",
+                "instructors": [
+                    {
+                        "id": "INS003",
+                        "name": "Fatima",
+                        "email": "fatima@edu.com",
+                        "officeHours": "Mon-Wed 2PM-4PM"
+                    },
+                    {
+                        "id": "INS004",
+                        "name": "Mei",
+                        "email": "mei@edu.com"
+                    }
+                ]
+            },
+            {
+                "id": "CSE103",
+                "name": "Operating Systems",
+                "buildingCode": "CSE",
+                "room": null,
+                "instructors": [
+                    {
+                        "id": "INS005",
+                        "name": "Dmitri",
+                        "email": "dmitri@edu.com",
+                        "officeHours": "Thu 11AM-1PM"
+                    }
+                ]
+            },
+            {
+                "id": "CSE104",
+                "name": "Computer Networks",
+                "buildingCode": "CSE",
+                "room": "510",
+                "instructors": []
+            }
+        ]
+    },
+    "Electrical and Electronic Engineering": {
+        "Dept_code": "EEE",
+        "programs": [
+            {
+                "id": "EEE101",
+                "name": "Digital Logic Design",
+                "buildingCode": "EEE",
+                "room": "101",
+                "instructors": [
+                    {
+                        "id": "INS006",
+                        "name": "Javier",
+                        "email": "javier@edu.com",
+                        "officeHours": "Sun 9AM-11AM"
+                    }
+                ]
+            },
+            {
+                "id": "EEE102",
+                "name": "Electronic Devices and Circuits",
+                "buildingCode": "EEE",
+                "room": "303",
+                "instructors": [
+                    {
+                        "id": "INS007",
+                        "name": "Isabella",
+                        "email": "isabella@edu.com",
+                        "officeHours": null
+                    },
+                    {
+                        "id": "INS008",
+                        "name": "Omar",
+                        "email": null,
+                        "officeHours": "Tue 3PM-5PM"
+                    }
+                ]
+            },
+            {
+                "id": "EEE103",
+                "name": "Power Systems",
+                "room": "404",
+                "instructors": [
+                    {
+                        "id": "INS009",
+                        "name": "Yuki",
+                        "email": "yuki@edu.com",
+                        "officeHours": "Mon 10AM-12PM"
+                    }
+                ]
+            }
+        ]
+    },
+    "Business Administration": {
+        "Dept_code": "BBA",
+        "programs": [
+            {
+                "id": "BBA101",
+                "name": "Financial Accounting",
+                "buildingCode": "BBA",
+                "room": "201",
+                "instructors": [
+                    {
+                        "id": "INS010",
+                        "name": "Sofia",
+                        "email": "sofia@edu.com",
+                        "officeHours": "Wed 1PM-3PM"
+                    }
+                ]
+            },
+            {
+                "id": "BBA102",
+                "name": "Marketing Principles",
+                "buildingCode": "BBA",
+                "room": "305",
+                "instructors": [
+                    {
+                        "id": "INS011",
+                        "name": "Mateo",
+                        "email": "mateo@edu.com"
+                    }
+                ]
+            },
+            {
+                "id": "BBA103",
+                "name": "Business Analytics",
+                "buildingCode": "BBA",
+                "room": null,
+                "instructors": []
+            }
+        ]
+    },
+    "Architecture": {
+        "Dept_code": "ARC",
+        "programs": [
+            {
+                "id": "ARC101",
+                "name": "Urban Design",
+                "buildingCode": "ARC",
+                "room": "601",
+                "instructors": [
+                    {
+                        "id": "INS012",
+                        "name": "Elena",
+                        "email": "elena@edu.com",
+                        "officeHours": "Thu 2PM-4PM"
+                    }
+                ]
+            },
+            {
+                "id": "ARC102",
+                "name": "Architectural Drawing",
+                "buildingCode": "ARC",
+                "room": "603",
+                "instructors": [
+                    {
+                        "id": "INS013",
+                        "name": "Santiago",
+                        "email": "santiago@edu.com",
+                        "officeHours": null
+                    }
+                ]
+            },
+            {
+                "id": "ARC103",
+                "name": "Landscape Planning",
+                "buildingCode": "ARC",
+                "instructors": [
+                    {
+                        "id": "INS014",
+                        "name": "Aisha",
+                        "email": "aisha@edu.com"
+                    }
+                ]
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/javascript-algorithms-and-data-structures/workshop-smart-campus-directory/script.js b/javascript-algorithms-and-data-structures/workshop-smart-campus-directory/script.js
new file mode 100644
index 000000000..29cf22943
--- /dev/null
+++ b/javascript-algorithms-and-data-structures/workshop-smart-campus-directory/script.js
@@ -0,0 +1,168 @@
+//this data will be fetched from CDN
+const fs = require("fs");
+const data = fs.readFileSync("data.json", "utf8");
+const rawData = JSON.parse(data);
+// console.log(rawData);
+
+function normalizeDirectory(rawData) {
+    // Lookup tables
+    const departmentsById = {};
+    const programsById = {};
+    const instructorsById = {};
+    const instructorsByEmail = {};
+
+    // Convert object into iterable array
+    const departmentEntries = Object.entries(rawData);
+
+    departmentEntries.forEach(([departmentName, departmentData], index) => {
+        // Generate department ID
+        const departmentId = departmentData.Dept_code || `dept-${index + 1}`;
+
+        // Store department
+        departmentsById[departmentId] = {
+            id: departmentId,
+            name: departmentName,
+            programIds: [],
+        };
+
+        // Loop through programs
+        departmentData.programs.forEach((program) => {
+            programsById[program.id] = {
+                ...program,
+                departmentId,
+            };
+
+            departmentsById[departmentId].programIds.push(program.id);
+
+            // Normalize instructors
+            program.instructors.forEach((instructor) => {
+                instructorsById[instructor.id] = {
+                    ...instructor,
+                    programId: program.id,
+                    departmentId,
+                };
+
+                // Create fast email lookup
+                if (instructor.email) {
+                    instructorsByEmail[instructor.email] = instructor.id;
+                }
+            });
+        });
+    });
+
+    return {
+        departmentsById,
+        programsById,
+        instructorsById,
+        instructorsByEmail,
+    };
+}
+
+const normalizedData = normalizeDirectory(rawData);
+// console.log(normalizedData);
+
+
+
+function getInstructorByEmail(email, normalizedData) {
+
+    const instructorId =
+        normalizedData.instructorsByEmail[email];
+
+    if (!instructorId) {
+        return "Instructor not found";
+    }
+
+    const instructor =
+        normalizedData.instructorsById[instructorId];
+
+    const department =
+        normalizedData.departmentsById[
+        instructor?.departmentId
+        ];
+
+    return {
+        name: instructor?.name ?? "Unknown Instructor",
+
+        officeHours:
+            instructor?.officeHours ??
+            "Not Available",
+
+        department:
+            department?.name ??
+            "Unknown Department"
+    };
+}
+
+// console.log(
+//     getInstructorByEmail(
+//         "dmitri@edu.com",
+//         normalizedData
+//     )
+// );
+
+
+function listRoomsByBuilding(buildingCode, normalizedData) {
+
+    return Object.values(normalizedData.programsById)
+
+        .filter(program =>
+            program.buildingCode === buildingCode
+        )
+
+        .map(program => program.room)
+
+        .filter(room => room != null)
+
+        .sort((a, b) => a.localeCompare(b, undefined, {
+            numeric: true
+        }));
+}
+
+// List rooms
+// console.log(
+//     listRoomsByBuilding(
+//         "CSE",
+//         normalizedData
+//     )
+// );
+
+
+function renderDirectorySummary(normalizedData) {
+
+    const departments =
+        Object.keys(normalizedData.departmentsById).length;
+
+    const programs =
+        Object.keys(normalizedData.programsById).length;
+
+    const instructors =
+        Object.keys(normalizedData.instructorsById).length;
+
+    const missingOfficeHours =
+        Object.values(normalizedData.instructorsById)
+            .filter(instructor =>
+                instructor.officeHours == null
+            ).length;
+
+    const programsWithoutRooms =
+        Object.values(normalizedData.programsById)
+            .filter(program =>
+                program.room == null
+            ).length;
+
+    return `
+Campus Directory Summary
+------------------------
+Departments: ${departments}
+Programs: ${programs}
+Instructors: ${instructors}
+Missing Office Hours: ${missingOfficeHours}
+Programs Without Rooms: ${programsWithoutRooms}
+`;
+}
+
+console.log(
+    renderDirectorySummary(
+        normalizedData
+    )
+);
\ No newline at end of file